Side-scan sonar records in Oregon's Coos Bay estuary navigation
channels were obtained at intervals of two to three months during the
November 1974 - October 1975 time period from Coos Bay Channel Mile
11+50 to 15+20, and from a reach in the Marshfield Channel. A limited
side-scan survey effort was...
When should the clamming season for horseneck, fat gaper, or horse clams (Tresus capax) be closed in Coos Bay? They are in "very poor condition" after spawning, and should not be harvested until they have a chance to recover from spawning season. But when do they spawn? Is Coos Bay...
Reports on an investigation of a proposed project in Coos Bay to see if native bay clam populations were threatened. "The Coos Bay Pulp Corporation proposes to build a bulkhead and drive piling for log storage facilities in the vicinity of their plant." (p.1). Includes a hand-drawn map of the...
The Army Corps of Engineers dredged in Coos Bay in the fall of 1948, dumping dredge spoils on a large clam bed and killing the clams. Although Fish Commission biologists were unable to relocate the original planned dumping site, they observed the resulting increased pressures on remaining clam resources, and...
Reports on an investigation of a proposal by the Evans Products Company of Coos Bay to construct a dike in the bay. Investigators found negligible quantities of the Eastern soft-shell clam, and therefore did not oppose the proposed dredging and construction. Includes a hand-drawn map and a survey report.
An area in Coos Bay was dredged to make room for a log boom. This terse 1953 report concerns a bulkhead constructed to hold the dredging spoil and the proposed new log boom.
The Port of Coos Bay is considering expanding their marina facilities in Charleston. Several sites are being considered; one to the north of the present boat basin and one to the south (Figure 1). The southern proposal is for an area that historically has supported an important recreational clam fishery....