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 report discusses the harvest of intertidal non-food invertebrates in 1974, gives the number of collection permits issued, and describes intensity of collection by area.
This report discusses the harvest of intertidal non-food invertebrates in 1973, giving number of collecting permits issued and intensity of collecting by area.
This report summarizes 1967 collecting activities for intertidal non-food invertebrates. It discusses collecting permits issued, number of animals collected, and collecting intensity by area, making frequent comparisons to the 1966 data.
This document is an analysis to determine whether Haystack Rock in Cannon Beach, Oregon should be closed to collection of non-food invertebrates, giving background for the area and discussing salient points.
In the summers of 1998 and 1999, aquatic invertebrate and plant communities were sampled from nineteen springs in the Warner Basin of southeastern Oregon. Across the landscape, these springs exhibited a broad range in water temperature (5-24°C), pH, conductivity, elevation, and gradient. Within a particular spring, water temperature and chemistry...
Since 1962 persons desiring to harvest intertidal nonfood invertebrates in permit areas or in excess of personal-use bag limits have been required to obtain a collecting permit from the Fish Commission and report the number of animals collected and areas where taken. This report summarizes collecting activities for 1972.
Since 1962 people holding intertidal nonfood invertebrate collecting permits have been required to report the number of animals harvested. This report summarizes collecting activities for 1971.