CN218007756U - Fish climbing behavior parameter acquisition experimental device - Google Patents
Fish climbing behavior parameter acquisition experimental device Download PDFInfo
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- CN218007756U CN218007756U CN202222502125.7U CN202222502125U CN218007756U CN 218007756 U CN218007756 U CN 218007756U CN 202222502125 U CN202222502125 U CN 202222502125U CN 218007756 U CN218007756 U CN 218007756U
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Abstract
The utility model discloses a fish climbing behavioral parameter gathers experimental apparatus, relate to the biological assay field, which comprises a frame, the lens hood, the slope is adjusted the support, the layer board, the top water tank, the bottom water tank, the adjustable speed water pump, soft connecting band, the climbing ramp, the backup pad, the climbing bottom material, the current meter, lighting source, lamp plate and the part of making a video recording of can adjusting luminance, the slope is adjusted the support and is included vertical support and a plurality of supporting component that set gradually on vertical support along vertical direction, the layer board is used for setting up on a supporting component, the top water tank is used for placing on the layer board, the upper end of climbing ramp is passed through soft connecting band and is connected with the delivery port of top water tank, the lower extreme of climbing ramp is located the bottom water tank, the lamp plate of adjusting luminance sets up in the bottom surface of climbing ramp. The device is convenient for adjust climbing slope and hydraulic condition, can explore the influence of light to fish climbing action, guarantees illuminating light's even, avoids external interference.
Description
Technical Field
The utility model relates to a biological assay field especially relates to a fish climbing behavior parameter acquisition experimental apparatus.
Background
Climbing fishes are target passing species of numerous fish passing facilities at home and abroad, the swimming ability of the climbing fishes is weak, the climbing ability is strong, the climbing fishes can be possibly discharged after entering the fish passing facilities after taking tens of days due to neglect of behavior habits of the climbing fishes, the passing rate is extremely low, species cannot be fully protected, and the population quantity is rapidly reduced, so that the climbing fishes are particularly important to research on migration behaviors of the climbing fishes, the research shows that the climbing ramp features are very important, the light is one of important factors influencing the behaviors of the fishes and can also influence the climbing efficiency of the fishes, and no related research report exists at present.
The existing climbing experiment device has single function, lacks of light setting, cannot adjust the gradient, and needs to build the same devices with cost to complete the experiment; the existing climbing experiment device usually adopts an open-air light source to cause uneven light distribution, the video effect of the shot-recorded experiment is not ideal, and the experiment result is influenced by the change of light.
SUMMERY OF THE UTILITY MODEL
For solving above technical problem, the utility model provides a fish climbing action parameter acquisition experimental apparatus is convenient for adjust climbing slope and hydraulic condition, can explore light to the influence of fish climbing action, guarantees light's even, avoids external interference.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a fish climbing behavior parameter acquisition experimental device, including frame, lens hood, slope adjustment support, layer board, top water tank, bottom water tank, adjustable speed water pump, soft connecting band, climbing ramp, backup pad, climbing substrate, current meter, light source, the lamp plate of can adjusting luminance and camera part, slope adjustment support with the bottom water tank all is located in the frame, the lens hood is used for covering and locates on the frame, slope adjustment support includes vertical support and a plurality of along vertical direction set gradually in the support subassembly on the vertical support, the layer board is used for setting up in one on the support subassembly, the top water tank is used for placing in on the layer board, one side of top water tank is provided with the delivery port, current meter is used for measuring the velocity of water flow of delivery port department, the upper end of climbing ramp passes through the connecting band with the delivery port is connected, the lower extreme of climbing ramp is located in the bottom water tank, the climbing substrate set up in the backup pad, the backup pad can be installed in dismantling on the climbing ramp, light source with camera part all is located above climbing the ramp, the bottom water tank, the adjustable speed water tank connects gradually with the top water tank; the climbing ramp adopts transparent material, the lamp plate of can adjusting luminance set up in the bottom surface of climbing ramp, the lamp plate of can adjusting luminance has a plurality of edges the light emitting component that the width direction of the bottom surface of climbing ramp set gradually, and all light emitting component's luminous wavelength is mutually different.
Preferably, the dimmable lamp panel further comprises a lamp panel base body, a dimming controller and a dimming switch, and the dimming controller is used for adjusting the light intensity of the light emitting assemblies.
Preferably, the water tank further comprises a turbulence plate, and the turbulence plate is arranged in the top water tank and is positioned at the water outlet.
Preferably, each the supporting component all includes two symmetrical settings and is located the support spreader of same horizontal plane, each the both ends of supporting the spreader are all fixed in on the vertical support, the both ends of layer board are used for placing respectively in two support spreaders.
Preferably, the both sides of the upper surface of layer board all are provided with a spacing sand grip, two spacing sand grip is used for right the top water tank carries on spacingly.
Preferably, still include the connecting pipe, the one end of connecting pipe stretches into in the bottom water tank, the other end of connecting pipe stretches into in the top water tank, adjustable speed water pump install in on the connecting pipe, the top water tank is kept away from the lower part of delivery port one side is provided with first drain pipe, be provided with first drainage switch on the first drain pipe, the lower part of bottom water tank one side is provided with the second drain pipe, be provided with second drainage switch on the second drain pipe.
Preferably, the climbing ramp comprises a bottom plate and two side plates respectively fixed at two sides of the bottom plate, the side plates extend upwards relative to the bottom plate, the upper surface of the bottom plate and the upper ends of the two side plates are connected with the water outlet through the soft connecting belt, and the supporting plate is detachably mounted on the bottom plate; the inside of bottom plate is provided with the lamp plate mounting hole that sets up along length direction, the lamp plate mounting hole runs through the upper end of bottom plate just does not run through the lower extreme of bottom plate, the lamp plate of can adjusting luminance is used for inserting in the lamp plate mounting hole.
Preferably, the climbing ramp further comprises a cross rod, a universal support and two bolts, wherein a plurality of bolt mounting holes are formed in two sides of the frame along the vertical direction, two ends of the cross rod are respectively fixed to two sides inside the frame, each bolt penetrates through one bolt mounting hole and is in threaded connection with one end of the cross rod, the cross rod is located above the climbing ramp, the universal support is mounted on the cross rod, and the camera part is mounted on the universal support; the illumination light source is mounted on the top in the frame and is positioned above the camera shooting component.
Preferably, the climbing substrate is one or more in plastics double-screw bolt, concrete piece and the brush, soft connecting band adopts soft silica gel material.
The utility model discloses for prior art gain following technological effect:
the utility model provides a slope adjustment support and bottom water tank all are located the frame among the fish climbing behavior parameter acquisition experimental apparatus, the lens hood is used for covering and locates on the frame, slope adjustment support includes vertical support and a plurality of support components that set gradually on vertical support along vertical direction, the layer board is used for setting up on a support component, the top water tank is used for placing on the layer board, one side of top water tank is provided with the delivery port, the current meter is used for measuring the velocity of water flow of delivery port department, the upper end of climbing ramp is connected with the delivery port through soft connecting band, the lower extreme of climbing ramp is located the bottom water tank, through placing the layer board on the support component of different heights, realize the adjustment of top water tank height, make the climbing slope of climbing ramp reach the experimental requirement, be convenient for control climbing slope; the bottom water tank, the adjustable-speed water pump and the top water tank are sequentially connected, accurate control can be achieved on hydraulic conditions by means of the adjustable-speed water pump and the flow velocity meter, and experimental conditions are designed according to requirements of different climbing fishes on water flow. The illuminating light source and the camera shooting part are both located above the climbing ramp, a closed photographing space is surrounded by the lens hood, the illuminating light source is added to guarantee the continuous output of the light source and the uniformity of illuminating light, meanwhile, for the guarantee experiment to be controllable, an independent environment is created, and the external interference is avoided. Climbing ramp adopts transparent material, and the lamp plate of can adjusting luminance sets up in the bottom surface of climbing ramp, and the lamp plate of can adjusting luminance has a plurality of light emitting component that set gradually along the width direction of the bottom surface of climbing ramp, and all light emitting component's luminous wavelength is different each other, adjusts each light emitting component's luminous wavelength according to the experiment requirement to probe into scientific problems such as the climbing light of light to the influence of fish climbing efficiency and preference.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a fish climbing behavior parameter acquisition experimental device provided by the utility model;
FIG. 2 is a top view of the experimental device for collecting climbing behavior parameters of fish provided by the present invention;
FIG. 3 is a schematic structural view of a supporting plate of the experimental device for collecting climbing behavior parameters of fish provided by the present invention;
fig. 4 is an installation schematic view of a dimmable lamp panel of the fish climbing behavior parameter collection experimental device provided by the utility model;
figure 5 is the utility model provides a fish climbing behavior parameter acquisition experimental apparatus's backup pad and the installation schematic diagram of climbing substrate.
Description of reference numerals: 100. a fish climbing behavior parameter acquisition experimental device; 1. a frame; 2. a vertical support; 3. supporting the transverse column; 4. a support plate; 5. a top water tank; 6. a bottom water tank; 7. climbing a ramp; 71. a base plate; 72. a side plate; 8. a support plate; 9. climbing the substrate; 10. a turbulent flow plate; 11. an illumination light source; 12. a dimmable lamp panel; 13. a cross bar; 14. a gimbal; 15. an image pickup unit; 16. a connecting pipe; 17. a speed-adjustable water pump; 18. a second drain pipe; 19. and limiting convex strips.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a fish climbing action parameter acquisition experimental apparatus is convenient for adjust climbing slope and hydraulic condition, can explore light to the influence of fish climbing action, guarantees light's even, avoids external interference.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The first embodiment is as follows:
as shown in fig. 1-5, the embodiment provides a fish climbing behavior parameter acquisition experimental apparatus 100, which includes a frame 1, a light shield, a slope adjustment support, a support plate 4, a top water tank 5, a bottom water tank 6, a speed-adjustable water pump 17, a soft connection belt, a climbing ramp 7, a support plate 8, a climbing substrate 9, a current meter, a lighting source 11, a light-adjustable lamp panel 12 and a camera part 15, the slope adjustment support and the bottom water tank 6 are both located in the frame 1, the light shield is used for covering the frame 1, the slope adjustment support includes a vertical support 2 and a plurality of support components sequentially arranged on the vertical support 2 along a vertical direction, the support plate 4 is used for being arranged on one support component, the top water tank 5 is used for being placed on the support plate 4, one side of the top water tank 5 is provided with a water outlet, the current meter is used for measuring a water flow rate at the water outlet of the ramp, an upper end of the climbing ramp 7 is connected with the water outlet through the soft connection belt, a lower end of the climbing ramp 7 is located in the bottom water tank 6, the support component is placed on the support component with different heights by placing the support plate 4, adjustment of the support component, so as to adjust the height of the top water tank 5, so that the climbing ramp 7, the climbing gradient reaches an experimental requirement, and the climbing ramp is reached to control the climbing ramp 7. Climbing bottom material 9 sets up in backup pad 8, and backup pad 8 can be installed on climbing ramp 7 with dismantling, and specifically, backup pad 8 in this embodiment can set up to a plurality ofly, sets up different climbing bottom materials 9 according to the experiment demand in each backup pad 8, is provided with different types of climbing bottom materials 9 through the change backup pad 8 and then realizes setting up climbing bottom material 9 according to the experiment demand.
Specifically, dimmable lamp panel 12 still includes lamp panel base member, dimming control ware and dimmer switch, and a plurality of light emitting component set gradually on the lamp panel base member along the width direction of lamp panel base member, and a plurality of light emitting component all are connected with dimmer switch, and dimmer switch is connected with dimming control ware. The dimming controller is used for adjusting the light-emitting wavelengths of the light-emitting components, and the dimming controller can respectively adjust the light-emitting wavelengths of the light-emitting components, namely the light-emitting wavelengths of the light-emitting components are different from one another; the dimming switch is used for adjusting the light intensity of the plurality of light emitting components, the dimming switch can adjust the light intensity of the plurality of light emitting components simultaneously, and the light intensity of the plurality of light emitting components is the same. The light emitting component in the embodiment comprises a plurality of LED lamp beads. The dimmable lamp panel 12 in this embodiment is an LED dimmable lamp panel capable of adjusting the light emitting wavelength in a partitioned manner in the prior art.
The embodiment also comprises a turbulent flow plate 10, and the turbulent flow plate 10 is arranged in the top water tank 5 and is positioned at the water outlet. When climbing ramp 7 broad, can't guarantee rivers tiling on whole climbing ramp 7, adopted adjustable speed water pump 17, current meter and turbulent flow board 10 in this embodiment, can set up the velocity of water flow according to actual demand, make rivers can the tiling on whole climbing ramp 7 and steady velocity of flow through setting up turbulent flow board 10. It should be noted that the turbulence plate 10 can be selectively disposed at the water outlet or the turbulence plate 10 can be removed according to actual requirements.
Each supporting component comprises two supporting transverse columns 3 which are symmetrically arranged and located on the same horizontal plane, the two ends of each supporting transverse column 3 are fixed on the vertical supports 2, and the two ends of the supporting plate 4 are respectively used for being placed on the two supporting transverse columns 3. When the climbing slope of climbing ramp 7 needs to be changed, one person lifts top water tank 5, and another person takes layer board 4 out and puts into the back on the support spreader 3 of appointed slope, puts top water tank 5 and can accomplish the regulation of climbing slope on layer board 4. Can 10 design a supporting component of every change of angle in this embodiment, also can design different slope gradients according to other demands, and bottom water tank 6 can remove according to the position of climbing ramp 7, does not influence the regulation of climbing slope.
As shown in fig. 3, the both sides of the upper surface of layer board 4 all are provided with a spacing sand grip 19, and two spacing sand grips 19 are used for spacing top water tank 5, and both ends are carried on spacingly by two spacing sand grips 19 respectively about top water tank 5, and then avoid top water tank 5 to remove about.
Still include connecting pipe 16 in this embodiment, the one end of connecting pipe 16 stretches into in the bottom water tank 6, the other end of connecting pipe 16 stretches into in the top water tank 5, adjustable speed water pump 17 installs on connecting pipe 16, the lower part that delivery port one side was kept away from to top water tank 5 is provided with first drain pipe, be provided with first drainage switch on the first drain pipe, the lower part of bottom water tank 6 one side is provided with second drain pipe 18, be provided with second drainage switch on the second drain pipe 18, after the experiment, the experimental water in top water tank 5 and the bottom water tank 6 is discharged to the accessible open first drainage switch and second drainage switch. The top water tank 5 and the bottom water tank 6 in this embodiment are both of an open-top structure.
As shown in fig. 4, the climbing ramp 7 includes a bottom plate 71 and two side plates 72 fixed to two sides of the bottom plate 71, respectively, and the side plates 72 extend upward relative to the bottom plate 71, the upper surface of the bottom plate 71 and the upper ends of the two side plates 72 are connected to the water outlet through a soft connecting band, the bottom plate 71 and the two side plates 72 can move relative to the top water tank 5 by using the soft connecting band, and can prevent water leakage, and the support plate 8 can be detachably mounted on the bottom plate 71. Specifically, curb plate 72 is mutually perpendicular with bottom plate 71, and two curb plates 72 parallel, and the upper surface of bottom plate 71 is provided with a plurality of fixture blocks, and the lower surface of backup pad 8 is provided with a plurality of and fixture block structure assorted draw-in grooves for backup pad 8 can joint on bottom plate 71, simple to operate and convenient to detach. The water outlet in this embodiment is a rectangular opening, the upper surface of the bottom plate 71 is connected to the bottom surface of the water outlet through a soft connecting band, and the two side plates 72 are respectively connected to the two side surfaces of the water outlet through soft connecting bands. The inside of bottom plate 71 is provided with the lamp plate mounting hole that sets up along length direction, and the lamp plate mounting hole runs through the upper end of bottom plate 71 and does not run through the lower extreme of bottom plate 71, and adjustable light lamp plate 12 is arranged in inserting the lamp plate mounting hole. The lamp plate mounting hole in this embodiment is the rectangular hole.
The climbing device comprises a cross rod 13, a universal support 14 and two bolts, wherein a plurality of bolt mounting holes are formed in the two sides of a frame 1 along the vertical direction, the two ends of the cross rod 13 are respectively fixed on the two sides of the inside of the frame 1, each bolt penetrates through one bolt mounting hole and is in threaded connection with one end of the cross rod 13, the cross rod 13 is positioned above a climbing ramp 7, the universal support 14 is mounted on the cross rod 13, and a camera part 15 is mounted on the universal support 14; the illumination light source 11 is installed on the top inside the frame 1 and above the image pickup device 15, the image pickup device 15 in this embodiment is a camera, and the gimbal 14 in this embodiment is an industrial camera gimbal in the prior art. The height of the universal support 14 and the camera part 15 can be adjusted by adjusting the position of the cross rod 13 in the vertical direction, the camera part 15 is perpendicular to the bottom plate 71 of the climbing ramp 7 by adjusting the universal support 14, dead angles are not easy to generate in shooting, and the height and the angle of the camera part 15 can be quickly and simply adjusted according to experimental requirements.
Specifically, the climbing substrate 9 is one or more of a plastic stud, a concrete block and a brush, and the soft connecting band is made of soft silica gel. When the climbing substrate 9 is a plastic stud or a brush, the support plate 8 is provided with a plurality of jacks, and the plastic studs or the brushes are inserted into the jacks according to a designed arrangement mode; when climbing bottom mass 9 is the concrete piece, need not to set up the hole on the backup pad 8, bond the concrete piece in backup pad 8 through glue.
Specifically, climbing ramp 7 adopts high density compound acrylic material, and backup pad 8 is plastic slab or cystosepiment, and frame 1 adopts T6030 aluminium alloy, and lighting source 11 adopts photographic special LED lamp plate, and the lens hood adopts the black non-woven fabrics to absorb light and then makes even light field. In this embodiment, the bottom plate 71 of the climbing ramp 7 is equally divided into three parts in the width direction, and the bottom water tank 6 is set to be long according to the size of fish, so that the fish can swim freely to the lower part of the climbing ramp 7 for free selection. Meanwhile, the dimmable lamp panel 12 in this embodiment has three light emitting components sequentially arranged along the width direction of the bottom plate 71 of the climbing ramp 7.
The embodiment also provides a use method of the experimental device 100 for collecting the climbing behavior parameters of the fishes, which comprises the following steps:
fixing a climbing substrate 9 on the upper surface of a support plate 8 according to experimental requirements, installing the support plate 8 on a climbing ramp 7, and adjusting the height of a top water tank 5 by placing a supporting plate 4 on support components with different heights so that the climbing gradient of the climbing ramp 7 meets the experimental requirements; the climbing slope of climbing ramp 7 in this embodiment is the contained angle between bottom plate 71 and the ground.
And step two, putting water into the bottom water tank 6, starting the speed-adjustable water pump 17 to enable the water to enter the top water tank 5 from the bottom water tank 6, enabling the water in the top water tank 5 to flow into the bottom water tank 6 through the climbing ramp 7, enabling the flow velocity of water at the water outlet to meet the experimental requirements through the matching of the speed-adjustable water pump 17 and the flow velocity meter, and adjusting the light-emitting wavelength of each light-emitting component according to the experimental requirements.
And step three, turning on the illumination light source 11, placing the experimental fish in the bottom water tank 6, and shooting the climbing behavior of the experimental fish through the camera part 15. Specifically, the experimental fish is released at one end of the bottom water tank 6 far away from the climbing ramp 7, so that the fish can be freely selected.
In this embodiment, the climbing experiment includes the following steps: step 1, preparation work before testing is carried out, the fish climbing behavior parameter acquisition experimental device 100 in the embodiment is built, the supporting plate 4 is placed on a proper supporting component according to the climbing gradient requirement, the top water tank 5 is placed on the supporting plate 4, the climbing gradient of the climbing ramp 7 is 30 degrees, the climbing substrate 9 is made of plastic studs, the length of the bottom plate of the climbing ramp 7 is 1.0m, the bottom plate is divided into three parts along the width direction, the climbing ramp 7 is divided into three experiment ramps, the width of each experiment ramp is 0.4m, the light emitting components correspond to the experiment ramps one by one, the light wavelengths of the three light emitting components are respectively 365nm, 430nm and 460nm, the illumination intensity of the three light emitting components is 50lux, the water flow rate at the water outlet of the top water tank 5 is 0.06m/s, three times of measurement are respectively carried out at the left, the middle and the right of the water outlet by adopting a flow rate meter, and an average value is obtained. Three sets of experiments were repeated, each set comprising ten experimental fish, in this example the Japanese eels.
And 2, shooting the behavior of the experimental fish for 24 hours by using a camera, connecting the camera with a computer through a digital video recorder, and transmitting the behavior to the computer for storage.
And 3, importing the video to a software to record the cumulative residence time percentage of the experimental fishes successfully climbing on the climbing ramp 7 on each experimental ramp. The software used in this example was EthoVision XT 15.0 (Noldus, wageningen, netherlands).
Each group of fish test records 24h, and the test results are as follows, and the accumulated retention time percentage of the anguilla japonica on the test ramp with the light wavelength of 365nm, 430nm and 460nm is finally obtained as shown in the table 1. The attraction of different light wavelengths to the diurnal eels is different, and guidance can be given to the design of the adjustable light lamp panel 12 according to experimental results.
TABLE 1 comparison table of cumulative residence time percentage of Japanese eels on experiment ramps with light wavelength of 365nm, 430nm and 460nm
| Numbering | | 430nm | 460nm | |
| 1 | 19.03％ | 43.77％ | 37.20％ | |
| 2 | 34.08％ | 42.84％ | 23.08％ | |
| 3 | 40.02％ | 34.56％ | 25.42％ | |
| Mean value of | 31.04％ | 40.39％ | 28.57％ |
Example two:
in this embodiment, the climbing experiment comprises the following steps: step 1, preparation work before testing is carried out, the fish climbing behavior parameter acquisition experimental device 100 in the embodiment is built, the supporting plate 4 is placed on a proper supporting component according to the climbing gradient requirement, the top water tank 5 is placed on the supporting plate 4, the climbing gradient of the climbing ramp 7 is 30 degrees, the climbing substrate 9 is made of plastic studs, the length of the bottom plate of the climbing ramp 7 is 1.0m, the bottom plate is divided into three parts along the width direction, the climbing ramp 7 is divided into three experiment ramps, the width of each experiment ramp is 0.4m, the light emitting components correspond to the experiment ramps one by one, the light wavelengths of the three light emitting components are respectively set to be 500nm, 520nm and 590nm in sequence, the illumination intensities of the three light emitting components are 50lux, the water flow rate at the water outlet of the top water tank 5 is 0.06m/s, the three times of measurement are respectively carried out at the left, the middle and the right of the water outlet by using a flow rate meter, and an average value is obtained. Three sets of experiments were repeated, each set comprising ten experimental fish, in this example the Japanese eels.
And 2, shooting the behavior of the experimental fish for 24h by using a camera, connecting the camera with a computer through a hard disk video recorder, and transmitting the behavior to the computer for storage.
And 3, importing the video to software to record the cumulative residence time percentage of the experimental fish on each experimental ramp, which enters the climbing ramp 7 and is successfully climbed. The software used in this example was EthoVision XT 15.0 (Noldus, wageningen, netherlands).
The test record of each group of fishes is 24h, the test result is as follows, and the percentage of the accumulated retention time of the anguilla japonica on the test ramp with the light wavelength of 500nm, 520nm and 590nm is finally obtained as shown in table 2.
TABLE 2 comparison table of cumulative residence time percentage of Anguilla japonica on experimental ramp with light wavelength of 500nm, 520nm, 590nm
| Numbering | | 520nm | 590nm | |
| 1 | 52.69％ | 28.01％ | 19.30％ | |
| 2 | 55.31％ | 33.00％ | 7.97％ | |
| 3 | 36.72％ | 42.11％ | 21.17 | |
| Mean value of | 48.24％ | 34.37％ | 16.15％ |
Example three:
in this embodiment, the climbing experiment comprises the following steps: step 1, preparation work before testing is carried out, the fish climbing behavior parameter acquisition experimental device 100 in the embodiment is built, a supporting plate 4 is placed on a proper supporting component according to a climbing gradient requirement, a top water tank 5 is placed on the supporting plate 4, the climbing gradient of a climbing ramp 7 is 30 degrees, a plastic stud is adopted as a climbing substrate 9, the length of a bottom plate of the climbing ramp 7 is 1.0m, the bottom plate is divided into three parts along the width direction, the climbing ramp 7 is divided into three experiment ramps, the width of each experiment ramp is 0.4m, the light emitting components correspond to the experiment ramps one by one, the light wavelengths of the three light emitting components are respectively 620nm, 635nm and 660nm, the illumination intensity of the three light emitting components is 50lux, the water flow rate at a water outlet of the top water tank 5 is 0.06m/s, three times of measurement are respectively carried out at the left, the middle and the right of the water outlet by using a flow rate meter, and an average value is obtained. Three groups of experiments were repeated, each group comprising ten experimental fish, in this example the Japanese eels.
And 2, shooting the behavior of the experimental fish for 24h by using a camera, connecting the camera with a computer through a hard disk video recorder, and transmitting the behavior to the computer for storage.
And 3, importing the video to a software to record the cumulative residence time percentage of the experimental fishes successfully climbing on the climbing ramp 7 on each experimental ramp. The software used in this example was EthoVision XT 15.0 (Noldus, wageningen, netherlands).
The test record of each group of fishes is 24h, the test result is as follows, and the percentage of the accumulated retention time of the anguilla japonica on the test ramp with the light wavelength of 620nm, 635nm and 660nm is finally obtained as shown in table 3.
TABLE 3 comparison table of cumulative residence time percentage of Japanese eels on experimental slopes with light wavelength of 620nm, 635nm and 660nm
| Numbering | | 635nm | 660nm | |
| 1 | 36.77％ | 33.20％ | 30.03％ | |
| 2 | 29.80％ | 41.85％ | 28.35％ | |
| 3 | 29.30％ | 34.55％ | 35.15％ | |
| Mean value of | 31.96％ | 36.53％ | 31.18％ |
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for those skilled in the art, the idea of the present invention may be changed in the specific embodiments and the application range. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. A fish climbing behavior parameter acquisition experimental device is characterized by comprising a frame, a light shield, a gradient adjustment support, a supporting plate, a top water tank, a bottom water tank, an adjustable-speed water pump, a soft connecting belt, a climbing ramp, a supporting plate, a climbing substrate, a current meter, an illuminating light source, an adjustable-light lamp plate and a camera part, wherein the gradient adjustment support and the bottom water tank are both positioned in the frame; the climbing ramp adopts transparent material, the lamp plate of can adjusting luminance set up in the bottom surface of climbing ramp, the lamp plate of can adjusting luminance has a plurality of edges the light emitting component that the width direction of the bottom surface of climbing ramp set gradually, and all light emitting component's luminous wavelength is mutually different.
2. The fish climbing behavior parameter acquisition experiment device of claim 1, wherein the dimmable lamp panel further comprises a lamp panel base body, a dimming controller and a dimming switch, the plurality of light emitting assemblies are sequentially arranged on the lamp panel base body along the width direction of the lamp panel base body, the plurality of light emitting assemblies are connected with the dimming switch, the dimming switch is connected with the dimming controller, the dimming controller is used for adjusting the light emitting wavelengths of the plurality of light emitting assemblies, and the dimming switch is used for adjusting the light intensity of the plurality of light emitting assemblies.
3. The fish climbing behavior parameter acquisition experimental device as claimed in claim 1, further comprising a turbulence plate, wherein the turbulence plate is arranged in the top water tank and located at the water outlet.
4. The fish climbing behavior parameter collection experiment device according to claim 1, wherein each of the support assemblies comprises two support cross columns which are symmetrically arranged and located on the same horizontal plane, two ends of each of the support cross columns are fixed to the vertical support, and two ends of the support plate are respectively used for being placed on the two support cross columns.
5. The fish climbing behavior parameter acquisition experimental device according to claim 1, wherein two sides of the upper surface of the supporting plate are provided with a limiting protruding strip, and the two limiting protruding strips are used for limiting the top water tank.
6. The fish climbing behavior parameter acquisition experimental device according to claim 1, further comprising a connecting pipe, wherein one end of the connecting pipe extends into the bottom water tank, the other end of the connecting pipe extends into the top water tank, the adjustable-speed water pump is mounted on the connecting pipe, a first drain pipe is arranged on the lower portion of one side, away from the water outlet, of the top water tank, a first drain switch is arranged on the first drain pipe, a second drain pipe is arranged on the lower portion of one side of the bottom water tank, and a second drain switch is arranged on the second drain pipe.
7. The fish climbing behavior parameter collection experiment device according to claim 1, wherein the climbing ramp comprises a bottom plate and two side plates fixed to two sides of the bottom plate respectively, the side plates extend upward relative to the bottom plate, the upper surface of the bottom plate and the upper ends of the two side plates are connected to the water outlet through the soft connecting belt, and the support plate is detachably mounted on the bottom plate; the inside of bottom plate is provided with the lamp plate mounting hole that sets up along length direction, the lamp plate mounting hole runs through the upper end of bottom plate just does not run through the lower extreme of bottom plate, the lamp plate of can adjusting luminance is used for inserting in the lamp plate mounting hole.
8. The fish climbing behavior parameter acquisition experimental device according to claim 1, further comprising a cross bar, a universal bracket and two bolts, wherein a plurality of bolt mounting holes are formed in each of two sides of the frame in the vertical direction, two ends of the cross bar are respectively fixed to two sides inside the frame, each bolt penetrates through one bolt mounting hole and is in threaded connection with one end of the cross bar, the cross bar is located above the climbing ramp, the universal bracket is mounted on the cross bar, and the camera part is mounted on the universal bracket; the illumination light source is mounted on the top in the frame and is positioned above the camera shooting component.
9. The fish climbing behavior parameter acquisition experimental device according to claim 1, wherein the climbing substrate is one or more of a plastic stud, a concrete block and a brush, and the soft connecting band is made of soft silica gel.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115362977A (en) * | 2022-09-21 | 2022-11-22 | 中国科学院水生生物研究所 | Fish climbing behavior parameter acquisition experimental device and use method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115362977A (en) * | 2022-09-21 | 2022-11-22 | 中国科学院水生生物研究所 | Fish climbing behavior parameter acquisition experimental device and use method |
| CN115362977B (en) * | 2022-09-21 | 2023-09-08 | 中国科学院水生生物研究所 | Fish climbing behavior parameter acquisition experimental device and application method |
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