Shrimp and Fish Abundance from Towed-Video Surveys in Simoom Sound

Fisheries and Oceans Canada provides video survey data on bottom-dwelling shrimp and fish abundance along trawling and trapping transects in Simoom Sound, British Columbia. The data was compiled by Meagan Mak for a study comparing the effects of shrimp trawling and trapping gear on marine habitats in November 2000 and February 2001.

Use Cases

• Analyze shrimp abundance and fish abundance patterns across trawling and trapping transects to assess gear impact.
• Compare benthic habitat observations from video surveys before and after otter-trawling and beam-trawling events.
• Study the distribution of common shrimp taxa in relation to specific experiment blocks within Simoom Sound.

Strengths

• Data originates from Fisheries and Oceans Canada, a national government agency.
• Covers two distinct sampling periods in November 2000 and February 2001.
• Includes observations from three distinct experiment blocks within the central seabed of Simoom Sound.

Limitations

• The dataset's age (2000-2001) may limit its relevance for current ecological assessments.
• Sample size and number of video transects are not specified in the provided input.
• Data format includes ESRI REST and PDF, which may require specialized tools for full analysis.

Provenance

Source

Fisheries and Oceans Canada

Collection Method

Towed submersible video-camera surveys along replicate transects before and after trawling, and before trapping.

Time Range

November 2000 and February 2001

Freshness

null

Geography

Simoom Sound, Broughton Archipelago, British Columbia, Canada