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Map of sampled seabirds with detectable levels of saxitoxin in Alaska

Detailed Description

The distribution of sampled seabirds with detectable levels of saxitoxin in Alaska from 2015-2017. Detectable levels of saxitoxin (>1-2 μg/100g) were found in both die-off (31 of 69) and “healthy” (22 of 63) birds. See PDF handout prepared to provide rapid information to the public about test results at: https://www.usgs.gov/media/files/harmful-algal-bloom-toxins-alaska-seabirds-september-2018.

Sources/Usage

Public Domain.