A planting of three varieties of strawberries was made in the spring of 1959 with herbicide treatments designed to provide weed control through the normal life of the planting.
The crab fishery and its regulations have been discussed in many reports and several meetings. This report summarizes the areas of regulation which pose persistent problems for the Fish Commission, presents the stand of the staff, proposes action if necessary, and provides our best guess as to opposition which can...
The main problems for consideration are as follows: 1) Determine if there is biological justification for having a single coastwide season or have seasons which differ by geographical area; 2) Establish season opening(s) that on the average will occur as soon as 10 per cent or less of the crabs...
Persons concerned with the harvest and conservation of the crab resource of the Pacific Coast feel there is need for altering existing commercial fishing regulations. The following background on the matter is provided.
This report summarizes the results of crab studies undertaken during the fall of 1957 and 1958 in the Columbia River estuary. The purpose of this project was to determine the shell condition of the crabs available in this area during the period when crab fishing is prohibited in the ocean,...
Artificial radionuclides, induced in water used as a coolant in the Hanford reactors, are discharged into the Pacific Ocean by the Columbia River. Gamma-ray spectrometric measurements show that levels of 65Zn decrease in both sediments and benthic animals with distance from the mouth of the river and with depth of...
This document contains a summary of changes in administrations and actions taken by the Pacific Marine Fisheries Commission in 1968, as well as an update for the status of various fisheries.
This document contains a summary of changes in administrations and actions taken by the Pacific Marine Fisheries Commission in 1963 and 1964, as well as an update for the status of various fisheries.