This document describes the life history and abundance of both the spring Chinook salmon and the Silver salmon in the Willamette River. It also goes into detail about various factors affecting Willamette salmon runs., including pollution, dams, and logging.
1. A rational conservation program for such migratory fishes as the salmon must be based on a knowledge of (a) whether or not the species consists of local, self-perpetuating populations and (b) the nature and extent of the oceanic migrations.
2. The conservation of a species that is broken up...
In 1973 Oregon entered into a cooperative State/Federal Dungeness Crab Management Program with the states of Washington and California, the National Marine Fisheries Service, and the Pacific Marine Fisheries Commission. A study team consisting of two economists and a biologist was hired to review the Dungeness crab fishery and management...
The object of this report is to discuss the following shellfish regulation problems: 1) offshore crab seasons; 2) minimum size and gear for commercially-caught bay crabs; 3) and the gaper clam season in Coos Bay. These regulations have received some criticism recently and are scheduled to be discussed at the...
On July 1, 1969, the Fish Commission of Oregon, under contract by the Bureau of Commercial Fisheries, began a 1-year study of the pink shrimp (Pandalus jordani Rathbun) off Tillamook Head, Oregon. The primary goal was to determine the seasonal movement of this special within a given area. The study...
This bulletin provides a brief description of 8 different clams most commonly harvested in Oregon, delineating average depth and distribution as well as common harvesting techniques for each clam. The bulletin also describes the bays and rivers affected by tidal action, and their clam beds.
This report is an update of shellfish investigations from June 1 to December 31, 1953. It includes a summary of bay clam and crab investigations, including details on oyster pests in Oregon and crab production for 1952. It also summarizes a survey on commercial razor clam production in Lincoln County...
This report is an update of shellfish investigations from January 1-December 31, 1953. It includes a summary of bay clam and oyster investigations, including details on attempted pest control and control of algae on oyster beds. It also contains results of the 1953 Tillamook Bay Clam Survey, and discusses clam...
This report is a description of the neoplasm disease affecting the native oyster and bay mussel in Yaquina Bay. It lists actions taken to study the disease further, and assures the public that the disease is under control.
This report is an update of shellfish investigations from April 1967 to March 1970. It includes the results of bay clam surveys for Yaquina, Siuslaw, and Umpqua bays, and harvest numbers for razor clams in both personal-use and commercial fisheries. This report also contains a summary of beach surveys for...
Progress Report Number 38 covers the activities of Shellfish Investigation during the period April 1, 1966,through March 31, 19670 The activ-lties covered are those that are financed by state general fwid monies. Federally financed activities are covered in quarterly and annual rep arts of each such program. These and ot,her...
This report is an update of shellfish investigations from April 1964 to March 1965. Inside can be found a summary of two clam mortality events. It also has the numbers of razor clams dug for sport and commercial fisheries and the results of the 1964 razor clam beach survey. This...
This report is an update of shellfish investigations from April 1965-March 1966. It has bay clam surveys results, with more detail on the Tillamook and Yaquina Bays, but includes others such as Nehalem, Siuslaw, Umpqua, and Nestucca. This report discusses the start of life history studies for the cockle clam,...
This progress report covers the two-year period of April 1962-March 1964 in an attempt to make the reports current. In it, you can find analysis of softshell clam populations in multiple bays, including Siuslaw, Nehalem, and Tillamook. This report includes counts for personal-use clam diggers, as well as clam digging...
This report is an update of shellfish investigations from April 1961-March 1962. It includes a summary of observations of clam conditions, and discusses a Netarts Bay clam mortality, which drove the Fish Commission to ask the Tillamook County Court to inform them of any future construction projects involving estuaries. It...
This report is an update of shellfish investigations from January to August in 1951. It includes (among other things) criticism of human pollution such as lumber mill dust and human sewage, particularly in the Yaquina Bay area, discussion of a proposed experimental closure of the Nehalem Bay area to crab...
This report summarizes the activities of the Fish Commission of Oregon for July 1972 to June 1974. It contains information on issues the Commission was unable to solve in that biennium, as well as its major successes. It also includes general operations reports, and a financial statement.
This report focuses on wholesale and retail values of common species of fish caught in the Tillamook County area, including salmon, crab, oysters, shrimp, bottomfish, and tuna. It also gives a description of several factors affecting fish production, and discusses future outlook of salmon hatcheries.
This report focuses on the stocks of Silver (Coho) and Chinook salmon in Tillamook and Coos Bays, as well as Nehalem, Siletz, Yaquina, Alsea, Siuslaw, and Coquille Rivers. It gives a brief history of Oregon fisheries in general, then delineates and analyzes the yearly landings of each fishery for Silver...