Sentences with phrase «harbor seals consumed»
Considering the consumption of just adult chinook salmon in 2015, the researchers estimated that harbor seals consumed 1,000 adult chinook salmon, while California sea lions consumed 46,000, and Steller sea lions consumed 47,000.
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The researchers estimate that from 1975 to 2015, the yearly biomass of chinook salmon consumed by pinnipeds (sea lions and harbor seals) and killer whales increased from 6,100 to 15,200 metric tons, and from five to 31.5 million individual salmon.