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GoFish: A low-cost, open-source platform for closed-loop behavioural experiments on fish.

Victor Ajuwon1, Bruno F Cruz2,3, Paulo Carriço4

  • 1Department of Biology, University of Oxford, Oxford, UK. victor.ajuwon@biology.ox.ac.uk.

Behavior Research Methods
|January 9, 2023
PubMed
Summary

GoFish is a new, open-source platform automating behavioral experiments for aquatic species. This tool enhances the study of fish behavior and cognition by simplifying data acquisition and task control.

Keywords:
Automatic feederBonsaiFish behaviourGoldfishIntegrated fish conditioning platformReversal learning

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Area of Science:

  • Ethology
  • Comparative Cognition
  • Neuroscience

Background:

  • Fish exhibit remarkable diversity, making them crucial for studying behavior and evolution.
  • Fish are underrepresented in psychological and cognitive research compared to other vertebrates.
  • Automated, accessible experimental platforms are needed to advance fish behavioral studies.

Purpose of the Study:

  • Introduce GoFish, a fully automated platform for aquatic species' behavioral experiments.
  • Provide an open-source, cost-effective solution to facilitate complex behavioral research in fish.
  • Demonstrate the platform's utility through experiments on goldfish learning and choice.

Main Methods:

  • GoFish integrates real-time video tracking, stimulus presentation, automated feeding, and closed-loop control.
  • The platform utilizes the Bonsai control software for flexible workflow development.
  • Hardware is open-source and inexpensive, with design and software freely available.

Main Results:

  • GoFish enables high-throughput automation of behavioral protocols.
  • The platform facilitates the acquisition of rich, detailed behavioral data.
  • Experiments demonstrated successful application in goldfish discrimination learning and reversal tasks.

Conclusions:

  • GoFish significantly enhances the automation and scalability of behavioral experiments in aquatic species.
  • The platform's open-source nature and ease of use can reduce bias and foster wider adoption in research.
  • GoFish has the potential to become a standard tool for complex behavioral research in diverse fish species.