
ConductVision Zebrafish Package
$1,990 per yearA 5-year license is $3,990 in total.
The ConductVision license for zebrafish tests. It also scores shoaling, the T-maze, the Y-maze and mirror biting.

Automated 5-choice serial reaction time task apparatus for zebrafish behavioral testing, featuring curved maze design with colored cue lights and integrated pellet dispensing system.

Director of Science · ConductScience
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The Zebrafish 5 Choice apparatus is a specialized behavioral testing system designed for assessing attention, impulsivity, and executive function in zebrafish (Danio rerio). This automated system features a curved acrylic maze with five distinct apertures, each equipped with colored cue lights (white, red, green, blue) to present visual stimuli during 5-choice serial reaction time task (5-CSRTT) protocols.
The system includes an integrated pellet dispenser with 360° rotation capability, automated gate control, and waterproof fiber optic connections for submerged operation. The external tank (42cm x 49cm x 15cm) provides adequate swimming space while the control box manages stimulus presentation, response detection, and reward delivery. This apparatus enables researchers to quantify attention span, reaction time, and decision-making processes in zebrafish models of neurological and psychiatric conditions.
The 5-choice serial reaction time task operates on the principle of sustained attention assessment through visual discrimination. Zebrafish are trained to respond to brief light stimuli presented randomly at one of five apertures arranged in a curved array. The task requires subjects to maintain attention to multiple potential stimulus locations and execute rapid, accurate responses to earn food rewards.
During testing sessions, the control box delivers light cues through waterproof fiber optic cables to individual apertures. When the fish approaches the correct aperture following stimulus presentation, the automated pellet dispenser rotates 360° to deliver a precise food reward. The curved maze design accommodates natural zebrafish swimming patterns while the automated gate system controls trial initiation and inter-trial intervals. Response accuracy, reaction time, and error patterns (premature responses, omissions, incorrect choices) are recorded to quantify attention performance and impulsivity measures.
| Add-on | Price | Details |
|---|---|---|
| 5 Choice Chamber | $5,990 | Overall Length: 36cm. Automated Gate Length From Start area: 21 cm Length from Stimulus Area: 15cm Green light in start, 5 yellow lights in start chamber |
| Automated Feeder | $990 |
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| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Number of Choice Options | Five apertures with individual cue lights | Binary choice systems often provide only 2-3 options | Multiple choice options better assess complex attention and decision-making processes similar to human cognitive tasks |
| Stimulus Control System | Waterproof fiber optic cables with colored cues (white, red, green, blue) | Basic systems may use single-color LED arrays or non-waterproof lighting | Precise underwater light delivery enables consistent stimulus presentation without electrical safety concerns |
| Reward Delivery | 360° rotating pellet dispenser with adjustable portion control | Manual feeding or simple drop mechanisms | Automated reward delivery eliminates timing variability and experimenter intervention during sessions |
| Maze Design | Curved layout accommodating natural swimming patterns | Linear or rectangular chambers may restrict movement | Curved design reduces stress and allows more natural behavioral expression during cognitive testing |
| Testing Environment | Integrated tank system (42cm x 49cm x 15cm) with automated gate | Separate housing and testing chambers requiring fish transfer | Single-chamber design eliminates transfer stress and maintains consistent environmental conditions |
This system provides comprehensive 5-CSRTT capabilities with waterproof automation, curved maze design for natural swimming, and precise stimulus control through colored fiber optic cues. The integrated pellet dispenser and automated gate system minimize experimental variability while the standardized dimensions ensure reproducible behavioral measurements.
Verify fiber optic light intensity and color accuracy weekly using a calibrated light meter to ensure consistent stimulus presentation.
Why: Light intensity variations can affect behavioral response thresholds and experimental reproducibility.
Clean apertures and gate mechanisms daily to prevent algae buildup that could obstruct fish movement or stimulus delivery.
Why: Biological fouling in aquatic systems can alter behavioral responses and compromise data quality.
Maintain consistent water temperature (26-28°C) and lighting conditions throughout testing sessions.
Why: Environmental stability is critical for reliable behavioral performance in aquatic species.
Begin with longer stimulus durations (3-5 seconds) and gradually reduce to 1-2 seconds as fish achieve criterion performance.
Why: Progressive difficulty reduction allows proper task acquisition while maintaining motivation and reducing stress.
Record pre-session acclimation time and monitor baseline swimming activity before initiating behavioral protocols.
Why: Baseline activity levels indicate subject readiness and help identify potential confounding factors.
If pellet dispensing becomes irregular, check for moisture infiltration in the feeding mechanism and ensure pellet size compatibility.
Why: Mechanical reliability of reward delivery is essential for consistent reinforcement schedules.
Verify electrical isolation of all submerged components and use GFCI protection for all control system connections.
Why: Electrical safety is paramount when operating automated systems in aquatic environments.
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship, with technical support for software configuration and experimental protocol guidance.
Background reading relevant to this product:
The Zebrafish 5-Choice Chamber is a novel apparatus designed to evaluate impulsivity in zebrafish. The test is based on the 5-Choice Serial Reaction Time task developed by Robbins and colleagues in the early 1980’s (Robbin, 2002) which was, in turn, an analog of the human continuous performance task. The underlying objective of the apparatus is to assess the visuospatial attention and motor impulsivity in animals. The Zebrafish 5-Choice Chamber is a successor to the Zebrafish 3-Choice Chamber which is also used as an operant behavioral assay (Parker et al., 2012).
Zebrafish models are growing in popularity due to their many advantages over rodent models. Zebrafish share a similar genetic structure with humans, and their genetic tractability and the availability of forward genetic phenotype screening also make them a great option for research. Further, their maintenance and housing are much easier than other animal models. The 5-Choice Chamber allows a fully automated process of evaluation of impulsivity in the zebrafish. Thus, allowing standardization of behavioral testing procedures and maximized data reliability.
The 5-Choice Chamber consists of a large tank that houses an inner tank. The inner tank consists of 5 light stimuli and a gate to further divide the inner tank into two areas: the magazine area and the stimulus area. The fish are trained to approach the food magazine that has an illuminated light. By manipulating the light stimulus and adding other distractions or delays, the subjects are evaluated for aspects of attention and impulse control.
Other apparatus that use the Zebrafish model include the Zebrafish Y-maze, the Zebrafish T-maze, the Zebrafish Three Chamber Choice, and the Zebrafish Place Preference Test. (For more Zebrafish testing apparatus and equipment click here).
The Zebrafish 5-Choice Chamber comprises a large tank of dimensions 42 x 49 x 15 cm and a smaller inner custom-designed tank that serves as the test area. The inner tank is constructed using opaque acrylic that is divided by an automated opaque door into the food magazine area and the stimulus area. The use of opaque acrylic minimizes external visual distractions and reflections within the unit. The distance between the food delivery area and the gate is 21 cm while the distance between the stimulus area and the gate is 15 cm. The gate is supported by two acrylic columns attached to the inner tank. The floor of the apparatus is designed to allow animal waste and surplus food to pass through. Further, the floor helps create a contrasting background to assist with the video recording and monitoring.
The stimulus area has a curved design to allow visual detection and is divided into 5 slots using dividers. Within each slot is a stimulus LED light that emits bright light different in color from that of the magazine area LED. The food magazine is equipped with an LED light and has a slot for food delivery. The food delivery unit is placed on the outside of the testing tank.
The apparatus comes with automation software to control the lights and the gate.
The subjects should be housed in tanks that are maintained at a constant temperature and pH value. It is advisable that these conditions be maintained throughout the sessions to avoid unnecessary harm or stress to the fish. It is also important to keep the water aerated and the quality of water maintained at an acceptable level. Automated tracking and video software, such as the Noldus Ethovision XTand ANY-Maze can be used with a camera placed on the ceiling above the tank to allow for the tracking and recording of the behaviors and movements of the fish. Between each subject empty the tank and thoroughly rinse it before the next use.
The pretraining and training procedures for the fish in the 5-Choice Chamber are as follows:
Habituation (Week 1)
Prior to beginning, the training allows the subjects to acclimate to the testing tank for 30 minutes for at least 7 days. Ensure that the subjects are undisturbed during this period. During this period the lights should be on, and food should be delivered as per a pre-determined schedule.
Magazine Training (Week 2)
Begin magazine training by confining the subject to the magazine area by closing the divider door. Illuminate the magazine light for up to 10 seconds with 30 seconds intervals and allow the fish to consume the food by entering the magazine. Perform five 30-minute sessions to train the fish to associate the magazine light with food delivery.
Stimulus Light Training (Week 3)
Begin training by confining the subject to the magazine area. After 1 minute has passed, raise the gate to reveal the five-stimulus area with all the lights illuminated continuously. Turn off the light corresponding to the stimulus aperture when the fish enter it and illuminate the magazine light. If the subject re-enters the food magazine, lower the gate to confine it to the food delivery area and deliver food once it enters the magazine. Repeat the process 5 more times in 30-minute sessions with 20 seconds interval between each trial.
5-Choice Serial Reaction Time Training (Weeks 4 onwards)
Begin the 5-Choice Serial Reaction Time training (5-CSRTT) by confining the fish in the food delivery area for 1 minute. Raise the gate to introduce the subject to the stimulus area. After a pre-set pre-stimulus interval (PSI, the delay between the gate being raised and the stimulus being illuminated), illuminate one of the 5 stimulus lights. If the fish approaches the correct stimulus aperture (corresponding to the light) during the 30-second stimulus, illuminate the magazine light. Close the gate behind the fish once it enters the food magazine and delivers the food. Confine the subject in the food area for 20 seconds. Should the subject fail to approach the right stimulus (incorrect trial) or shows no response within the 30-second duration or approaches the aperture prior to the light being illuminated (anticipatory response), switch off the lights and confine the subject in the food area with no food for 20 seconds.
Evaluation of Impulse Control
For the experiment, 4-month-old first-generation ENU mutagenized Tübingen long-fin fish were used in the 5-CSRT task. The subjects underwent 5-CSRT training at 5 second PSI for weeks 4 to 8 and at 10 seconds PSI for weeks 9 to 11. The data obtained during the magazine training showed little evidence favoring an increase in entries into the magazine during the light exposure period. During the stimulus light training period, fishes showed a steady increase in the number of reinforcers received. For the 5-CSRTT period, a steady increase in correct responses could be observed in fishes for the 5 second PSI period. Further, increased latency of correct response and a significant speed-accuracy trade-off could also be observed during this period. On comparison of the last four days of each PSI session, a significant increase in correct responses was observed. (Parker et al., 2013)
Evaluation of the effects of atomoxetine on 5-CSRT task performance
The following data can be collected during the 5-Choice Chamber task.
The general testing parameters of response rates are calculated as follows,
Strengths
The 5-Choice Chamber effectively adapts the classic 5-Choice Serial Reaction Time Training task used in rodents for use in fishes. Automation of the apparatus enables the increase of throughput and decreases the need for investigators during the task. Thus, increasing the reliability and the quality of the research. The design allows easy management of the number and duration of stimuli to manipulate the attentional load as required. Further, the use of opaque construction of the testing chamber minimizes unnecessary distractions. The apparatus shows great potential in investigations related to hyperactivity and motor impulsivity and the associated treatments.
Limitations
Further refinement of the 5-Choice Chamber apparatus may be required. The performance of the fish may be affected by disturbing external stimuli such as noise, vibration, and visual stimuli. Handling, habituation and rearing environments can also have an impact on performance. Undue stress and anxiety can result in incorrect results and observations. It is vital to maintain a constant tank temperature and other environmental factors during the test to avoid unnecessary influences on the performance. Care should also be taken to consider the health of the fish. Impulsivity and hyperactivity can be affected by several factors. The task may be time-consuming, and the consistency of the results across different labs can be affected by the type and amount of food used.
Parker MO, Millington ME, Combe FJ, Brennan CH (2012). Development and implementation of a three-choice serial reaction time task for zebrafish (Danio rerio). Behav Brain Res. 227(1):73-80. doi: 10.1016/j.bbr.2011.10.037.
Parker, M.O., Brock, A.J., Sudwarts, A., & Brennan, C.H. (2014). Atomoxetine reduces anticipatory responding in a 5-choice serial reaction time task for adult zebrafish. Psychopharmacology (Berl)231(13): 2671–2679. doi:10.1007/s00213-014-3439-z.
Parker, M.O., Ife, D., Ma, J., Pancholi, M., Smeraldi, F., Straw, C., & Brennan, C.H. (2013). Development and automation of a test of impulse control in zebrafish. Front Syst Neurosci. 7: 65. doi: 10.3389/fnsys.2013.00065.
Robbins TW (2002). The 5-choice serial reaction time task: behavioural pharmacology and functional neurochemistry. Psychopharmacology (Berl). 163(3-4):362-80.
From the Maze Engineers documentation for this apparatus.
What is the optimal stimulus duration for 5-CSRTT protocols in adult zebrafish?
Stimulus duration typically ranges from 1-5 seconds depending on training stage and research objectives. Initial training often uses longer durations (3-5 seconds) which are gradually reduced to 1-2 seconds for attention assessment. Consult behavioral literature for species-specific optimization.
How many fish can be tested simultaneously in this apparatus?
This is a single-subject testing system designed for one zebrafish per session. The 42cm x 49cm tank provides appropriate space for individual testing while maintaining controlled experimental conditions.
What type of food pellets are compatible with the automated dispenser?
The dispenser accommodates standard zebrafish pellets with adjustable feeding slide for portion control. Pellet size should be appropriate for adult zebrafish (typically 0.5-1.0mm diameter) to ensure reliable dispensing through the 360° rotation mechanism.
Can the apparatus be used for juvenile zebrafish testing?
While designed for adult zebrafish, the apparatus may accommodate juveniles depending on size and swimming capability. Consider developmental stage, visual acuity, and food motivation when adapting protocols for younger subjects.
What data parameters are recorded by the control software?
Consult software documentation for complete data output specifications. Typical 5-CSRTT systems record response accuracy, reaction times, error types, premature responses, and omissions across training sessions.
How does this compare to traditional T-maze or Y-maze behavioral tests?
The 5-choice apparatus provides more complex cognitive assessment than binary choice mazes, allowing measurement of sustained attention, impulsivity, and multi-stimulus discrimination that better models human attention tasks.
ConductVision is our video-tracking software. Record your sessions on video, and it reports the measures listed below.

A 5-year license is $3,990 in total.
The ConductVision license for zebrafish tests. It also scores shoaling, the T-maze, the Y-maze and mirror biting.
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Automate correct responses, latency, zone occupancy, path order, and event timing for Zebrafish 5-Choice studies.
ConductVision Zebrafish 5-Choice ->Stepwise aquatic five-choice setup, trial timing, exclusion rules, and reporting checkpoints.
ConductMaze Zebrafish 5-Choice Protocol ->Summarize correct responses, group differences, and quality-control flags before export.
Zebrafish 5-Choice Calculator ->Configuration considerations
Use these notes to scope species, cohort, tracking, and automation needs. Only verified product or support routes are linked from this section.
Aquatic choice chamber with five response zones or stimulus ports
attention, visual discrimination, response selection, and aquatic decision-making workflows.
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Request QuoteMouse, rat, aquatic, insect, or large-animal scaling as appropriate
Use species-specific dimensions and lighting so the apparatus tests the intended construct instead of body size, visibility, or handling tolerance.
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View options ->Camera, gates, sensors, cue control, or event logging as required
Best when the protocol needs reproducible timing, high-throughput scoring, or defensible endpoint extraction across cohorts.
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Configure tracking ->§ 1
The Zebrafish 5-Choice is a species-specific behavioral assay built around attention, visual discrimination, response selection, and aquatic decision-making workflows. Interpretable data depend on matching the apparatus geometry, subject species, trial structure, and scoring rules to the behavioral construct under study. 1
Aquatic five-choice protocols depend on stable geometry, consistent trial timing, and pre-defined scoring rules. Without those controls, correct responses can be shifted by motivation, locomotion, light level, odor, cue salience, or handling rather than the intended behavioral construct. 1
This methods section summarizes setup, endpoint definitions, common confounds, sample output, adjacent assays, and reporting details needed to evaluate Zebrafish 5-Choice results alongside the product specifications. 1
§ 2
Aquatic five-choice with standardized setup, trial timing, and endpoint extraction.
Critical methodological constraints
Core Zebrafish 5-Choice endpoints for behavioral interpretation and apparatus quality control.
Correct responses
Attention and discrimination
Response latency
Latency and initiation
Zone sequence
Spatial or zone strategy
Omissions
Engagement control
Stimulus failures
Quality-control flag
+ Additional metrics: trial duration, zone dwell, event count, path efficiency, tracking confidence, exclusions, and session-level notes.
A compact percentage summary for Zebrafish 5-Choice output.
§ 3
PubMed publication counts, sample apparatus output, and recent papers from a dated PubMed snapshot.
Representative Zebrafish 5-Choice output for methods review and endpoint interpretation.
Environmental enrichment reduces adgrl3.1-Related anxiety and attention deficits but not impulsivity.
Fontana BD, Norton WHJ, Parker MO. Behav Brain Res. 2025 Feb 28.
Environmental factors play a role in the development and severity of neuropsychiatric disorders.
Screening for drugs to reduce zebrafish aggression identifies caffeine and sildenafil.
Gutiérrez HC, Vacca I, Schoenmacker G, et al.. Eur Neuropsychopharmacol. 2020 Jan.
Although aggression is a common symptom of psychiatric disorders the drugs available to treat it are non-specific and can have unwanted side effects. In this study we have used a behavioural platform in a phenotypic screen to identify drugs that can reduce zebrafish aggression without affecting locomotion.
A review of the 5-Choice Serial Reaction Time (5-CSRT) task in different vertebrate models.
Fizet J, Cassel JC, Kelche C, et al.. Neurosci Biobehav Rev. 2016 Dec.
Within cognitive and behavioural research, the 5-Choice Serial Reaction Time task is widely recognized as a valuable test of attention in rats. However, technical and methodological developments required for extending its usefulness are still at an early stage.
Developmental role of acetylcholinesterase in impulse control in zebrafish.
Parker MO, Brock AJ, Sudwarts A, et al.. Front Behav Neurosci. 2015.
Cellular and molecular processes that mediate individual variability in impulsivity, a key behavioral component of many neuropsychiatric disorders, are poorly understood.
Development and automation of a test of impulse control in zebrafish.
Parker MO, Ife D, Ma J, et al.. Front Syst Neurosci. 2013.
Deficits in impulse control (difficulties in inhibition of a pre-potent response) are fundamental to a number of psychiatric disorders, but the molecular and cellular basis is poorly understood.
§ 4
Limitations of the paradigm, methodological caveats, and current directions.
Variables that can shift Zebrafish 5-Choice results apart from the effect under study.
Water quality can change apparent Zebrafish 5-Choice performance without reflecting the intended behavioral construct. Control it in setup and report it in methods.
Stimulus salience can change apparent Zebrafish 5-Choice performance without reflecting the intended behavioral construct. Control it in setup and report it in methods.
Tank lighting can change apparent Zebrafish 5-Choice performance without reflecting the intended behavioral construct. Control it in setup and report it in methods.
Training history can change apparent Zebrafish 5-Choice performance without reflecting the intended behavioral construct. Control it in setup and report it in methods.
Group versus individual testing can change apparent Zebrafish 5-Choice performance without reflecting the intended behavioral construct. Control it in setup and report it in methods.
Zebrafish 5-Choice is strongest when endpoint definitions, apparatus settings, and exclusion rules are specified before testing. Treat a single summary metric as a screening signal, then confirm interpretation with latency, engagement, comparator assays, and quality-control review. 1
Choose Zebrafish 5-Choice when the research question matches attention, visual discrimination, response selection, and aquatic decision-making workflows. and the lab can control water quality, stimulus salience, and trial timing.
Specify species, cohort size, apparatus dimensions, lighting, tracking method, automation level, cleaning workflow, endpoint definitions, and exclusion criteria before data collection begins.
Interpretation is strongest when the apparatus configuration, trial timing, scoring thresholds, confound controls, and comparator assays are documented together with the primary endpoint.
Quarterly editorial review of emerging Zebrafish 5-Choice methodology. Q2 2026
Define correct responses, latency, exclusions, and engagement flags before comparing cohorts.
Camera and event-log workflows can reduce observer burden and improve consistency when zone definitions and event thresholds are validated.
Zebrafish 5-Choice should link to adjacent maze, motor, or motivation assays when interpretation depends on controls.
Apparatus dimensions, protocol fit, tracking compatibility, and endpoint definitions should be reported together so results are easier to reproduce.
§ 5
10 selected methods and validation references for Zebrafish 5-Choice.