Remote Site Incubator (RSI) - Perkins Creek - More Info
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Left: Fertilized eggs were transported from Big Creek Hatchery to the RSI in a wet burlap bag to protect developing embryos.
Right: Eggs were poured evenly and carefully separated on incubation trays prior to loading in the RSI.
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Left: Incubation trays were loaded in barrels prior to being submersed with stream water piped through the RSI.
Right: A Chum Salmon alevin hatched from the RSI after a 10-week incubatiob period.
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Left: At around 12 weeks, most Chum Salmon fry have fully absorbed their yolk sacs and are now free-swimming.
Right: Chum Salmon fry can now exit the RSI barrels volitionally and outmigrate downstream into the Columbia River.