Fish Network
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Humane Harvest for Recreational Fishers – Thinkific Course
Part of our Short Course series, this course is designed for recreational fishers to learn about options for humane harvest. Read More >
Humane Slaughter for Aquaculture Producers – Thinkific Course
Part of our Short Course series, this course is designed for aquaculture producers to learn about the different options for humane slaughter. Read More >
Disease Surveillance Reports
Disease Surveillance Reports
Resources
Research and Projects
21 Apr , 2023
OAHN Aquatics Network Project: Baseline survey for Lactococcus garvieae group in Ontario salmonid facilities (in progress)
16 Nov , 2022
Aquatic Network Research Project: Biosecurity for aquatic animal facilities – website and workshop, thinkific course and booklet
08 Mar , 2021
Aquatic Network Research Project: Preliminary investigation into a proprietary feed-based probiotic to reduce natural coldwater disease in rainbow trout aquaculture in Ontario
23 May , 2018
OAHN Fish Research Project: Antibiotic resistance in Ontario aquaculture
Executive summary, full report, and poster for the OAHN Fish research project.
Veterinary Resources
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
20 Apr , 2021
An Emerging Fish Parasite in Ontario
The Ontario Animal Health Network (OAHN)-Aquatic Animals is looking for evidence of a novel fish louse species that may be spreading across Ontario.
30 Oct , 2019
Fish Resources for Veterinarians
Find publications, videos, and other veterinary resources related to aquaculture.
Industry Resources
14 Dec , 2023
Solving the Mystery: A Guide to Identifying and Treating a Recent Disease in Arctic Char
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
12 Jan , 2022
Fish Health Tracking Project
CAHSS and the CWHC has created a fish health tracking project. Find more details below, and click here to access the tracker: https://cwhc.wildlifesubmissions.org/#/finfish-en Download a PDF of the infographic here: https://www.oahn.ca/wp-content/uploads/2022/01/Infographic-Fish-Health-Tracking-Project-final-EN.pdf
07 Dec , 2021
Aquaculture Biosecurity Fact Sheet
To protect your farm from disease transmission, biosecurity is the best prevention.
20 Apr , 2021
An Emerging Fish Parasite in Ontario
The Ontario Animal Health Network (OAHN)-Aquatic Animals is looking for evidence of a novel fish louse species that may be spreading across Ontario.
04 Oct , 2019
Aquaculture Videos for Industry
Videos about tilapia vaccination and infectious hypodermal and heamatopoitic necrosis in shimp.
30 May , 2017
Infographic: Common Myths About Aquaculture
5 myths about aquaculture debunked by the OAHN Fish Network.
Continuing Education and Fact Sheets
17 Jun , 2024
Cyprinid Herpesvirus-1: Carp (Koi) Pox
This is carp (koi) pox, also known as cyprinid herpesvirus-1. Carp and koi are the same species, with koi selected for many colour and fin traits. This virus, like many herpesviruses, are carried by fish without clinical signs, until some stressor allows the virus to activate. Think of the herpesvirus that causes chickenpox, which then …
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
20 Apr , 2021
An Emerging Fish Parasite in Ontario
The Ontario Animal Health Network (OAHN)-Aquatic Animals is looking for evidence of a novel fish louse species that may be spreading across Ontario.
17 Jun , 2020
Bacterial Kidney Disease Infosheet
Infosheet highlighting bacterial kidney disease in Ontario fish
23 Jan , 2019
Winterkill: Aquatic Animal Tipsheet
Winterkill is the most common fish mortality event and is generally caused by
a depletion of dissolved oxygen, especially in backyard ponds and smaller
bodies of water. Check out this tipsheet by the OAHN Aquatic Animal network for more information.
11 Jul , 2017
Fact Sheet: Whirling Disease (for Fish Farmers)
These quick facts will help fish farmers recognize whirling disease and avoid spreading it.
Fact Sheet: Whirling Disease (for Recreational Water Users)
Find out what whirling disease is, and how to avoid spreading this disease.
Continuing Education Videos
14 Dec , 2023
Solving the Mystery: A Guide to Identifying and Treating a Recent Disease in Arctic Char
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
12 Jan , 2022
Fish Health Tracking Project
CAHSS and the CWHC has created a fish health tracking project. Find more details below, and click here to access the tracker: https://cwhc.wildlifesubmissions.org/#/finfish-en Download a PDF of the infographic here: https://www.oahn.ca/wp-content/uploads/2022/01/Infographic-Fish-Health-Tracking-Project-final-EN.pdf
07 Dec , 2021
Aquaculture Biosecurity Fact Sheet
To protect your farm from disease transmission, biosecurity is the best prevention.
20 Apr , 2021
An Emerging Fish Parasite in Ontario
The Ontario Animal Health Network (OAHN)-Aquatic Animals is looking for evidence of a novel fish louse species that may be spreading across Ontario.
04 Oct , 2019
Aquaculture Videos for Industry
Videos about tilapia vaccination and infectious hypodermal and heamatopoitic necrosis in shimp.
Private: Aquaculture Videos for Veterinarians
Videos on anesthetizing and euthanizing rainbow trout, vaccinating tilapia and infectious hypoderm and heamatopoitic necrosis in shrimp.
Helpful Links and Contact Information
14 Dec , 2023
Solving the Mystery: A Guide to Identifying and Treating a Recent Disease in Arctic Char
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
20 Apr , 2021
An Emerging Fish Parasite in Ontario
The Ontario Animal Health Network (OAHN)-Aquatic Animals is looking for evidence of a novel fish louse species that may be spreading across Ontario.
09 Oct , 2015
Important Contact Information: Fish
A list of industry and government contacts.
24 Jun , 2015
Continuing Education Links and Resources for Fish Producers and Vets
These links are a great starting point for fish vets and producers.
Ontario Aquaculture Water Quality reports
20 Apr , 2023
Video: Lactococcosis – The Ontario Rainbow Trout Aquaculture Perspective with Dr. Veronique LePage
Resources for Aquaculture Biosecurity: Aquaculture Biosecurity Fact Sheet Aquatic Biosecurity manual: https://www.oahn.ca/wp-content/uploads/2022/12/Aquaculture-Biosecurity-Manual.pdf Biosecurity for Aquaculture Producers: https://alma-s-school-8ebe.thinkific.com/courses/biosecurity-for-aquaculture-producers
10 May , 2022
Ontario Aquaculture Water Quality reports
Ontario’s net-pen fish farmers understand that a healthy environment means healthy fish. Towards this end, they monitor the effects of their fish farms on water quality of the local ecosystem. This site was designed under a One Health approach to transparently share all environmental data from existing farms about how they fit into the overall …
Team Members
Dr. Alexandra Reid
Co-lead
OMAFRADr. Marcia Chiasson
Co-lead
University of GuelphPeter Addison
OMNRF
Brian Burdick
OMNRF
Gabrielle Gilchrist
OMNRF
Kerry Hobden
OMNRFMykolas Kamaitis
Co-lead
Private Practitioner
Dr. Doran Kirkbright
OMAFRA
Dr. Veronique LePage
Private Practitioner
Steve Naylor
DFOPascale Nerette
CFIA
Foster Scott
Private Practitioner
Dr. Hein Snyman
Animal Health LaboratoryArlen Taylor
Industry
Kana Upton
Industry
Dr. Erica Wylie
CFIA
Dr. Hannah Golightly
Epidemiologist
OMAFRA
Dr. Tanya Rossi
OAHN Coordinator
Animal Health Laboratory