Slight Dip in California Sea Otter Numbers, According to 2019 Survey Results.
Southern sea otter numbers have declined off the coast of California since their most recent high in 2016. According to data just released by the California Department of Fish and Wildlife (CDFW) and U.S. Geological Survey (USGS), the three-year average population index this year dropped to 2,962, which is 166 sea otters fewer than the 2018 survey.
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