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Sitka Sound Herring Fishery Announced


SITKA — The Alaska Department of Fish and Game announced this week the preliminary guideline harvest level (GHL) for the 2016 Sitka Sound sac roe herring fishery is 15,674 tons based on a 20% harvest rateof a forecast mature biomass of 78,372 tons.

To forecast biomass, the department uses an age structured analysis model using a long time series of egg abundance and age composition data from department surveys conducted during and following the spring fishery. Herring egg abundance is estimated using aerial surveys designed to map the length of shoreline receiving spawn, and dive surveys...

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