Show heat feat treatments expedite growth of sockeye salmon SEATTLE some 40 sockeye salmon are about to end their quest for higher learning but they ve been apt pupils the young salmon fed on eclen prepared diets and pampered in heated tanks throughout the winter are being shipped from the university of washington to the fraser river in canada the heated tanks enabled the fish to skip an entire year in their nor mal life cycle they have reached two years growth in a single year under a project directed by dr lauren donaldson head of the uni vers versley itys s applied fisheries labora labors tory sockeye eggs were taken from the baron lake area in northern british columbia they hatched in tanks heated to BO 50 degrees A month later they went on special diets mostly proteins minerals vitamins and blood form ing factors now they ve been graduated they take their place in the outside world in the horsefly quesnel dis brict and head for the ocean re turn turning if g in 1950 ordinarily sockeye do not start tor for the sea until their second year in the spawning grounds each salmon has been marked by removal of two fins to permit a heck on future movement movements |