@article {40826,
	title = {Observations on horseclams of the 1949-50 set in Yaquina Bay},
	volume = {no.21},
	year = {1950},
	note = {This report contains a series of individual reports within it.  The main report continues growth and aging studies on fat gaper clams in Yaquina Bay.  This document also includes a report on other Fish Commission activities on the Coast, a summary of razor clam research, the beginning of a survey of temperatures and salinities in rivers, bays and coastal waters, and a report on crab tagging methodology.},
	pages = {47 p.},
	keywords = {Alsea Bay, aquatic invertebrates, bivalves, chlorine, crustaceans, Dungeness crab =   Metacarcinus magister (Cancer magister), Gaper clam = Tresus capax, hydrography, molluscs, natural resource management, Necanicum River estuary, Netarts Bay, Pacific razor clam = Siliqua patula, salinity, Sally{\textquoteright}s Bend, Siletz Bay, spatial distribution, temporal distribution, Tillamook Bay, water temperature, Yaquina Bay},
	issn = {no.21},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/2b88qd055},
	author = {Tollefson, Roger and Marriage, Lowell D. and Twahy, Donald and Wilkes, Stanley and Woelke, Charles and Oregon. Fish Commission}
}
@article {37816,
	title = {Ghost shrimp, weights of crabs {\textendash}- Oregon landings, souvenir crabs},
	volume = {no.16},
	year = {1949},
	note = {This document is in three parts: a report on the ghost shrimp fishery, elucidation of a method to tax commercial crab landings, and a description of a commercial enterprise that was catching small shore crabs and embedding them in plastic for sale as tourist souvenirs (the {\textquotedblleft}badge{\textquotedblright} of the Newport Crab Festival). Gives contemporary methods of harvesting ghost shrimp, and lists the number of commercial fishers in Alsea and Siletz bays. Gives Dungeness crab landings for various areas of the state.  },
	pages = {15 p.},
	keywords = {Alsea Bay, aquatic invertebrates, commercial fisheries {\textendash} shellfish, Coos Bay, crustaceans, Dungeness crab =   Metacarcinus magister (Cancer magister), Ghost shrimp = Neotrypaea californiensis  (Callianassa californiensis), natural resource management, Netarts Bay, Oregon shore crab = Hemigrapsus oregonensis, Purple shore crab = Hemigrapsus nudus, Siletz Bay, Tillamook Bay, Yaquina Bay},
	issn = {no.16},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/1544bq05s},
	author = {Tollefson, Roger and Marriage, Lowell D. and Oregon. Fish Commission}
}
@article {27661,
	title = {Investigation of proposed log boom on Yaquina River},
	volume = {no.9},
	year = {1949},
	note = {Reports on an investigation of a request by the C.D. Johnson Lumber Company to construct a log boom two miles below Toledo on the Yaquina River. Local residents were concerned that the boom would damage clam beds. "Since it seems inconceivable that a log boom over the flat would tail to completely destroy the bed, granting of permission for such a boom is hereby opposed tram the standpoint of the clams involved." Includes a hand-drawn map of the area.},
	pages = {5 p.},
	keywords = {environmental policy and law, habitat conservation, logging, Softshell clam = Mya arenaria, Yaquina River},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/sn009z526},
	author = {Tollefson, Roger and Marriage, Lowell D. and Oregon. Fish Commission. Shellfish Program}
}
@article {38621,
	title = {Crab fishery and soft-shell status {\textendash} Area II: South of Cascade Head, July 31-August 6, 1948},
	volume = {no.12},
	year = {1948},
	note = {Lists crab fishing boats in selected ports, including Newport and Winchester Bay, giving owners, names of vessels and number of pots fished. Gives numbers of crab pots out for the central and south coast. Gives percentage of soft-shell crabs by date and area. },
	pages = {5 p.},
	keywords = {Alsea Bay, biological, commercial fisheries {\textendash} shellfish, Coos Bay, Dungeness crab =   Metacarcinus magister (Cancer magister), Elk River, natural resource management, Port Orford, Rogue River estuary, Umpqua River estuary, Winchester Bay, Yaquina Bay},
	issn = {no.12},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/x346d508p},
	author = {Tollefson, Roger and Marriage, Lowell D. and Oregon. Fish Commission}
}
@article {27631,
	title = {Present state of bay clams in Oregon},
	journal = {Research Briefs.  Fish Commission of Oregon},
	volume = {1},
	number = {2},
	year = {1948},
	note = {Drawings of clams},
	month = {August_1948},
	pages = {p.3-9},
	keywords = {Alsea River estuary, aquatic invertebrates, biological, bivalves, butter clam=Saxidomus giganteus, commercial fisheries - shellfish, Coos River estuary, fat gaper=Tresus capax, flat-tip piddock=Penitella penita, molluscs, natural resource management, Nehalem River estuary, Nestucca River estuary, Netarts estuary, Nuttall cockle=Clinocardium nuttallii, Pacific littleneck=Leukoma staminea, Pacific razor=Siliqua patula, population biology, recreational fisheries - shellfish, Salmon  River estuary, Siletz River estuary, softshell clam=Mya arenaria, Tillamook estuary, Umpqua River estuary, Yaquina Bay},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/3f462600t},
	author = {Tollefson, Roger}
}
@article {76701,
	title = {Proposed regulations of the clam fishery of the State of Oregon},
	volume = {no.11-A},
	year = {1948},
	note = {By 1948, Oregon{\textquoteright}s clamming regulations spilled over into fifty-one different sections of administrative rules. They were {\textquotedblleft}cumbersome{\textquotedblright} at best. The previous legislative session had repealed many outdated laws but kept them in effect until the Fish Commission could study the issue and propose new regulations.  The Commission had been studying the issue for a little more than a year in Tillamook, Yaquina and Coos bays and in this document gives its first recommendations, primarily focusing on the gaper, or {\textquotedblleft}horse,{\textquotedblright} clam fishery. Among other recommendations, the Fish Commission  proposed closing Nestucca Bay to commercial clam digging.},
	pages = {10 p.},
	institution = {Fish Commission of Oregon,},
	keywords = {aquatic invertebrates, bivalves, clams, Coos Bay, environmental law and policy, Gaper clam = Tresus capax, mollusks, natural resources management, Nestucca Bay, shellfish, Tillamook Bay, Yaquina Bay},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/2v23vv147},
	author = {Tollefson, Roger and Oregon. Fish Commission,}
}
@article {27636,
	title = {Report on public hearing on Yaquina River, Oregon in respect to flood control : held at Toledo, Oregon - June 3, 1948 under auspices of Department of Army, Corps of Engineers},
	volume = {no.2},
	year = {1948},
	note = {Report of a meeting about two diking districts on the Yaquina River. Tide gates had failed and brackish water was flowing into areas where cattle were grazing, to the dismay of some local farmers.},
	pages = {1 p.},
	keywords = {agriculture, tides, water quality, Yaquina River},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/z603qz17c},
	author = {Tollefson, Roger and Oregon. Fish Commission. Shellfish Program}
}
@article {77191,
	title = {Pacific Oyster Seed},
	volume = {no.4},
	year = {1947},
	note = {{\textquotedblleft}In the spring of 1947, importation of Pacific oyster seed from Japan was resumed for the first time since before the war. Major plantings of this seed were made in Tillamook and Coos Bay with additional trial plantings in various other localities in Oregon.{\textquotedblright} (p.1) Included in the shipment of Pacific oyster seed (Crassostrea gigas) was a small trial shipment of the highly desirable Kumamoto oyster (Crassostrea sikamea), which was planted in Tillamook and Yaquina bays. This is the first known planting of Kumamoto oysters in Oregon.},
	pages = {3 p.},
	keywords = {aquaculture, bivalves, Coos Bay, Kumamoto oyster = Crassostrea sikamea, molluscs, oysters, Pacific oyster = Crassostrea gigas, Tillamook Bay, Yaquina Bay},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/zc77sq87k},
	author = {Tollefson, Roger and Oregon. Fish Commission,}
}
@article {40831,
	title = {The Yaquina Bay clam fishery: preliminary report},
	volume = {no.2},
	year = {1947},
	note = {{\textquotedblleft}Starting the first part of July, 1947, the Fish Commission of Oregon set up a field station at Newport for the purpose of conducting research on shellfish.{\textquotedblright} (p.1) The status of clams in Yaquina Bay was the first topic studied. This paper gives the conditions of clam beds, lists species found, gives preliminary age composition and recruitment data, and notes concern about the intensity of the fishery and the possibility of overfishing. Includes graphs and a hand-drawn map. Note: the geographic feature referred to as {\textquotedblleft}Point Virtue{\textquotedblright} is now known as Idaho Point.},
	pages = {10 p.},
	keywords = {aquatic invertebrates, bivalves, Butter clam = Saxidomus giganteus, Cockle clam = Clinocardium nuttallii, commercial fisheries {\textendash} shellfish, depleted populations, Gaper clam = Tresus capax, Hinton Point, Idaho Flats, Idaho Point, King Slough, Littleneck clam = Leukoma staminea, McLean Point, molluscs, natural resource management, recreational fisheries {\textendash} shellfish, Sally{\textquoteright}s Bend, Softshell clam = Mya arenaria, Yaquina Bay, Yaquina Bay Bridge},
	issn = {no.2},
	url = {https://ir.library.oregonstate.edu/concern/technical_reports/8c97kq88b},
	author = {Tollefson, Roger and Oregon. Fish Commission}
}
