The guideline harvest level (GHL) for the 2021 Sitka Sound sac roe herring fishery is 33,304 tons of mature herring; however, based on input from processors involved with the Sitka Sound sac roe herring fishery, it is expected that the commercial harvest in 2021 will not exceed 20,000 tons. The 2021 GHL was calculated by reducing the Age Structured Analysis (ASA) derived GHL by 21%, which approximates the harvest level available if the number of age-5 fish is 75% of that projected. This precautionary approach in determining the GHL takes into account the higher than usual uncertainty in the fo...
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