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Technical Documentation, State of the Ecosystem Report

38 Gray Seal Pups

Description: Gray seal pup counts

Indicator category: Extensive analysis

Found in: State of the Ecosystem - New England (2023)

Contributor(s): Stephanie Wood

Data steward: Stephanie Wood

Point of contact: Stephanie Wood

Public availability statement: Reach out to Stephanie Wood for data.

38.1 Methods

38.1.1 Data sources

Data comes from NOAA’s NEFSC Aerial Surveys (Wood et al. (2022)).

38.1.2 Data analysis

Image processing and modelling is described in a NEFSC center reference document (Wood et al. (2022)).

38.1.3 Data processing

The gray seal pup indicator was formatted for inclusion in the ecodata R package with the code found here.

catalog link https://noaa-edab.github.io/catalog/seal_pups.html

References

Wood, Stephanie A, Elizabeth Josephson, Kristin Precoda, and Kimberly T Murray. 2022. Gray Seal (Halichoerus Grypus) Pupping Trends and 2021 Population Estimate in U.S. Waters. Northeast Fisheries Science Center Reference Document 22-14.