Fisheries and Oceans Canada

Fisheries and Oceans Canada is responsible for licensing all aquaculture facilities in British Columbia. The aquaculture licence and conditions of licence are designed to ensure the sustainable operation and development of the aquaculture industry. The following lists contain details related to...

The Salmon Escapement Database (NuSEDS) is the DFO Pacific Region’s central database that stores individual spawner survey data records, spawner abundance estimates and the linkages between the two. Annual abundance estimates are maintained by population, as defined by freshwater location and run...

Marine mammal predator control is governed by the Marine Mammal Regulations under the Fisheries Act. Records of marine mammal mortalities are maintained and results reported publicly. Additional licences can be obtained for control of other species. Fisheries and Oceans Canada works with industry...

PURPOSE: The data files contained herein are meant to serve as supplementary material for a published paper regarding the effects of clam digging during extreme heat waves on predator-prey interactions and indirect fishing mortality. This page will be updated with the complete citation for the...

Fisheries and Oceans Canada’s (DFO’s) conditions of licence for marine finfish aquaculture contain monitoring and intervention requirements to minimize the potential exposure of wild and farmed fish to sea lice. The Industry Sea Lice Abundance Counts report is updated monthly. It shows which...

PURPOSE: These data have been updated following a Canadian Science Advice Secretariat (CSAS) Regional Science Advisory Process. Associated publications are available in the citation section below or will be posted on the Fisheries and Oceans Canada (DFO) Science Advisory Schedule as they become...

The 2019 amended Fisheries Act (FA) contains a provision that will require DFO to have a public facing Registry to provide public access to records relating to fish and fish habitat protection and pollution prevention, including: • Ministerial agreements • Standards and Codes of practice •...

PURPOSE: This data was used to examine growth of 4TVn Atlantic Herring DESCRIPTION: This data set holds the length, weight, maturity, gonad weight and age data from 4TVn spring and fall spawning Atlantic Herring to facilitate estimation of Von Bertalanffy growth curves, other growth curves and...

Casault, B., Johnson, C.L., Devred, E., and Beazley, L. 2025. Chemical and Biological Oceanographic Conditions on the Scotian Shelf and in the Eastern Gulf of Maine during 2023. Can. Tech. Rep. Fish. Aquat. Sci. 3658: vi + 57 p. https://doi.org/10.60825/4d69-8120 Nutrient and plankton metrics are...

This dataset contains functional traits for fish and invertebrate taxa sampled in the annual ecosystem bottom trawl survey in the Estuary and northern Gulf of St. Lawrence. The purpose of this functional trait matrix is to contribute to the development and monitoring of community indicators to...