ConductVision Zebrafish Package
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Zebrafish Rotation Test
SKU ME-4848
$3,990.00
IncludesStandard care
Behavioral assay apparatus for quantitative assessment of visual sensitivity and optomotor responses in adult zebrafish through controlled rotation and light stimulus protocols.
CE MarkedBAA available
Scientist guidance
Louise Corscadden, PhD
Director of Science · ConductScience
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Key Specifications
Full details →- Model fit
- Zebrafish
- SKU family
- ME-4848
- Shipping box
- 43.2 x 38.0 x 27.9 cm
- Ordering
- Online checkout and quote request available
- Category
- Behavioral Mazes
- Build notes
- Acrylic, transparent, white paper
The Zebrafish Rotation Test is a behavioral assay apparatus designed for screening visual impairments in adult zebrafish through assessment of optomotor responses. The system consists of a transparent acrylic rotating chamber (10 cm diameter) with a central post (3 cm diameter) and incorporates a black stripe stimulus to evaluate visual sensitivity thresholds in both photopic and scotopic conditions.
The apparatus operates at rotation speeds up to 10 rpm and employs a standardized protocol involving light adaptation (approximately 3.25×10³ μW/cm² for 20 minutes) followed by dark adaptation (2 minutes) phases. Visual threshold determination proceeds through incremental light intensity increases of 0.5 log units, beginning at log I = -3.0, allowing quantitative assessment of cone and rod sensitivity in adult zebrafish models.
How It Works
The zebrafish rotation test operates on the principle of optomotor reflex evaluation, where visual stimuli trigger compensatory locomotor responses in fish with intact visual systems. The apparatus presents a black stripe stimulus (5×5 cm) against a rotating white background, simulating natural predator approach patterns that elicit avoidance behaviors in visually competent zebrafish.
The protocol begins with light adaptation at approximately 3.25×10³ μW/cm² for 20 minutes to ensure photoreceptor saturation, followed by dark adaptation for 2 minutes. Visual threshold determination proceeds through systematic light intensity increments of 0.5 log units, starting from log I = -3.0, allowing precise quantification of both photopic (cone-mediated) and scotopic (rod-mediated) visual sensitivity.
The transparent acrylic chamber design permits unobstructed observation while the central post provides spatial reference for tracking locomotor responses. Integration with Noldus Ethovision XT software enables automated tracking and quantitative analysis of escape responses, swimming patterns, and visual threshold determination.
Features & Benefits
Transparent acrylic construction
Provides unobstructed visual access for behavioral observation and video tracking analysis while maintaining stimulus visibility.
10 cm diameter rotating chamber
Optimal chamber size for adult zebrafish locomotion while ensuring controlled stimulus presentation and spatial tracking accuracy.
3 cm diameter central post
Provides spatial reference point for quantifying escape responses and swimming pattern analysis during optomotor testing.
Variable rotation speed up to 10 rpm
Enables controlled stimulus presentation rates for systematic visual sensitivity threshold determination across different lighting conditions.
5×5 cm black stripe stimulus
Standardized predator-like visual stimulus for consistent optomotor reflex triggering and comparative studies across experimental groups.
Ethovision XT software compatibility
Automated tracking and quantitative analysis of escape responses, swimming velocity, and spatial preferences with standardized behavioral metrics.
Integrated light adaptation protocol
Standardized illumination sequence ensures reproducible photoreceptor state preparation for accurate visual threshold measurements.
Incremental light intensity control
Systematic 0.5 log unit increments from log I = -3.0 enable precise quantification of both cone and rod visual sensitivity thresholds.
Add-ons and modifications
| Add-on | Price | Details |
|---|---|---|
| Rotation Chamber | $3,990 | Rotation from 0-20rpm. Center post diameter: 3cm. Main Rotating Chamber: 10cm diameter. Transparent. Rotating drum: 15cm diameter |
Add any of these to your quote request.
Container Diameter
- approximately 10 cm
Central Post Diameter
- approximately 3 cm
Black Stripe Dimensions
- 5×5 cm
Light Adaptation Intensity
- approximately 3.25×103 μW/cm2
Light Adaptation Duration
- about 20 minutes
Dark Adaptation Duration
- approximately 2 minutes
Initial Light Intensity
- log I = -3.0
Light Intensity Increment
- 0.5 log units
Compatible Software
- Noldus Ethovision XT
Integrations
- ['Neuralynx', 'Ethovision', 'SMS', 'Email']
Behavioral Construct
- optomotor response
- escape behavior
- visual sensitivity
- predator avoidance
- visual-motor coordination
Automation Level
- semi-automated
Material
- Acrylic
- transparent
- white paper
Color
- Black
- White
Speed/RPM
- 10
Species
- Zebrafish
Research Domain
- Developmental Biology
- Neuroscience
Compatible Tracking Software
- ConductVision
Shipping weight
- 21.0 lb
Shipping box
- L: 43.2 cm
- W: 38.0 cm
- H: 27.9 cm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Chamber Diameter | 10 cm transparent acrylic chamber | Smaller chambers often limit swimming behavior | Optimal size allows natural locomotor responses while maintaining controlled stimulus presentation. |
| Rotation Speed Range | Variable speed up to 10 rpm | Fixed speed systems offer less flexibility | Variable speed enables optimization of stimulus presentation rate for different experimental conditions. |
| Software Integration | Ethovision XT compatibility with automated tracking | Manual scoring systems require subjective assessment | Automated analysis provides objective, quantitative behavioral measurements with reduced observer bias. |
| Light Adaptation Protocol | Standardized 3.25×10³ μW/cm² for 20 minutes | Variable or unspecified adaptation protocols | Standardized protocol ensures reproducible photoreceptor state preparation across experiments. |
| Visual Threshold Detection | Systematic 0.5 log unit increments from log I = -3.0 | Broader intensity steps reduce precision | Fine increment resolution enables precise quantification of both cone and rod sensitivity thresholds. |
| Central Reference Post | 3 cm diameter central post for spatial tracking | Open chambers lack spatial reference points | Provides consistent spatial reference for quantifying escape response patterns and swimming behavior analysis. |
The system combines precise rotation control, standardized lighting protocols, and automated tracking capabilities for comprehensive visual sensitivity assessment in zebrafish models. The transparent acrylic construction and optimized chamber dimensions support natural swimming behaviors while enabling quantitative optomotor response measurement.
Neuroscience
Screening adult zebrafish mutants for visual system defects through optomotor response testing under controlled lighting conditions.
Developmental Biology
Assessing visual development and photoreceptor function in zebrafish models during adult stages of the life cycle.
Neuroscience
Quantifying absolute visual thresholds of cones and rods in zebrafish models of retinal degeneration and dystrophy.
Neuroscience
Evaluating vestibular-visual integration and locomotor responses in zebrafish models of neurological dysfunction.
Neuroscience
Phenotyping zebrafish behavioral responses to predator-like stimuli for studies of escape behavior and visual processing.
Developmental Biology
Screening genetic models for visual-motor coordination defects through standardized optomotor reflex protocols.
Practical Tips
Calibration
Verify light intensity measurements using a calibrated photometer positioned at fish level within the chamber.
Why: Accurate light intensity is critical for reproducible visual threshold determinations.
Maintenance
Clean the transparent chamber with 70% ethanol between fish to prevent olfactory cues from affecting behavior.
Why: Residual chemical signals can influence swimming patterns independent of visual stimuli.
Best Practices
Allow 5-10 minutes for fish acclimation in the chamber before initiating rotation protocols.
Why: Acclimation reduces stress-related swimming artifacts that can confound optomotor response measurements.
Data Quality
Test each fish multiple times across different sessions to account for daily behavioral variability.
Why: Multiple measurements improve statistical reliability and account for individual response variation.
Troubleshooting
If fish show reduced responses, verify the black stripe contrast and chamber illumination uniformity.
Why: Inadequate stimulus contrast or uneven lighting can diminish optomotor reflex triggering.
Safety
Monitor water temperature during extended testing sessions to prevent thermal stress.
Why: Temperature changes can alter swimming behavior and visual system function independently of experimental variables.
Best Practices
Record baseline swimming activity before stripe presentation to establish individual behavioral profiles.
Why: Baseline measurements help distinguish specific optomotor responses from general locomotor activity.
Calibration
Check rotation speed accuracy using a digital tachometer at regular intervals during long experiments.
Why: Motor speed drift can alter stimulus presentation rates and affect response consistency.
Setup Guide
Unpack and Inspect
Remove all components from packaging and inspect the transparent rotating chamber, central post, and motor assembly for damage during shipping.
Assemble Apparatus
Install the central post in the rotating chamber and ensure secure mounting of the black stripe stimulus material on the chamber wall.
Connect Control System
Connect the rotation motor to the control unit and verify smooth operation at test speeds up to 10 rpm.
Configure Lighting
Position light source to achieve the required light adaptation intensity of approximately 3.25×10³ μW/cm² and calibrate intensity measurement.
Software Integration
Connect to Noldus Ethovision XT system and configure tracking parameters for zebrafish detection and movement analysis.
Calibrate Chamber
Verify chamber dimensions and rotation speed accuracy using calibration tools, ensuring consistent stimulus presentation.
Conduct Test Run
Perform initial test with control zebrafish to validate optomotor response detection and data acquisition parameters.
What’s in the Box
- Transparent acrylic rotating chamber (10 cm diameter)
- Central post assembly (3 cm diameter)
- Black stripe stimulus material (5×5 cm)
- Motor control unit with speed adjustment
- Power adapter and cables
- User manual and protocol guide
- Calibration reference materials (typical)
- Software integration guide (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship, with technical support for setup and integration assistance.
Compliance
IACUC GuidelinesCommonly used in research protocols subject to institutional animal care and use committee oversight for zebrafish behavioral studies.
ARRIVE GuidelinesSupports standardized reporting of zebrafish behavioral experiments in accordance with animal research reporting standards.
Q
What is the optimal age range for adult zebrafish testing in this apparatus?
A
The system is designed for adult zebrafish typically 3-6 months old, when visual system development is complete and optomotor responses are fully established.
Q
How is visual threshold determined during the incremental light protocol?
A
Visual threshold is defined as the minimum light intensity at which zebrafish exhibit consistent optomotor responses to the rotating stripe stimulus, determined through systematic 0.5 log unit increments.
Q
What parameters does the Ethovision XT integration track automatically?
A
The software tracks swimming velocity, spatial position, escape response latency, time spent in different chamber zones, and movement patterns relative to the stripe stimulus.
Q
How long should light and dark adaptation periods be for reliable results?
A
Light adaptation requires approximately 20 minutes at 3.25×10³ μW/cm², followed by 2 minutes of dark adaptation before initiating threshold testing protocols.
Q
What controls should be included in experimental designs?
A
Include visually normal zebrafish as positive controls and confirmed visually impaired mutants as negative controls, testing under both photopic and scotopic conditions.
Q
How frequently does the apparatus require calibration?
A
Rotation speed and light intensity should be verified weekly, with full calibration performed monthly or after any maintenance to ensure consistent stimulus presentation.
Q
What sample sizes are recommended for statistical power in visual sensitivity studies?
A
Minimum 8-12 zebrafish per experimental group is recommended, with individual fish tested multiple times to account for behavioral variability.
Q
Can the apparatus accommodate juvenile zebrafish for developmental studies?
A
While designed for adults, juvenile zebrafish can be tested with modified protocols, though chamber dimensions may affect swimming behavior patterns in smaller fish.
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Examples of tests it scores
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