This document summarizes investigations of the effluent discharge from a nearby pulp mill into Coos Bay. It discusses discovery of the discharge, but focuses on its effects on gaper clams in the bay.
Personal-use razor clam diggers were sampled on alternate minus tides from April to September. The number of diggers and the number and age composition of clams dug were noted. Wastage was sampled each tide series.
Razor clams are found in isolated areas all along the Oregon coast. However, 90% of the harvest takes place on the Clatsop Countty beaches. Along the rest of the coast, digging is sporadic and of minor importance. This report summarizes the data for 1967 for several beaches south of Seaside....