The City of Salem, Oregon has an active sewer main chemical grouting
program for the control of groundwater infiltration into the sewer collection
system. The effectiveness of this chemical grouting program is evaluated
by a comparison to other effective chemical grouting programs for control
of inflow/infiltration (I/I). The importance of...
In November, 1952, severe winter storms breached the protective Bayocean Peninsula at the mouth of Tillamook Bay. Before the month was out, the gap had widened to almost a mile. Subsequent sedimentation, erosion and salinity changes damaged oyster beds in the Bay. This document recounts interviews with oyster growers about...
Sampling with seine and trawl from May 1974 to November 1976 indicated that the species composition and distribution of fishes in Tillamook Bay through time is primarily related to the movements of marine species in and out of the estuary. Northern anchovy (Engraulis mordax), surf smelt (Hypomesus pretiosus), and shiner...
Published December 1952. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Variability of plant species distributions, plant connunities,
soil and hydrological factors in an area of the Netarts Spit tidal
marsh are examined. The purpose is to advance general understanding
of Oregon's tidal marsh ecosystems in terms of plant coninunities and
functio'nal habitat conditions and make a contribution to the conceptual...
Nehalem Bay is located on the northern coast of Oregon in Tillamook County and contains approximately 243 ha of salt marsh. The Nehalem marshes occur as islands and land-tied units. West Island is the largest marsh island with an area of 82.9 ha and a maximum elevation of 3.079 m...
The goal of the Oregon Plan is to restore wild coho and wild steelhead runs. Under the federal Endangered Species Act, wild coho salmon along the Oregon Coast are listed as Threatened and wild Oregon Coast steelhead are a candidate for listing. Although cormorants have been hazed at the Nehalem...