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Cancer magister
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Dungeness Crab
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Catadromous
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Migrates as a juvenile from salt water to fresh water and then returns as an adult to spawn in salt water; some eels are catadromous, but most Pacific salmon are anadromous, which is the opposite
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Caudal (e.g. fin)
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Posterior
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CFMC
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Caribbean Fishery Management Council.
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CFOI
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Census of Fatal Occupational Injuries
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CFR
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Code of Federal Regulations (Food and Drug Administration)
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Chemosynthesis
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The process whereby chemical energy is used to make organic compounds from inorganic compounds. One example is the oxidation of ammonia to nitrite by nitrifying bacteria. Compare photosynthesis.
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Chinook salmon
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Oncorhynchus tshawytscha; the largest species of the Pacific salmon, also commonly called "King." Typical adults weigh about 22 pounds (10 kg) and are 36 inches (91 cm) long, but chinook from some runs can exceed 100 pounds.
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Chromosome
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A linear sequence of genes wound up with proteins into a single unit that is found in the nucleus of cells. See also DNA, genes.
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Chum salmon
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Oncorhynchus keta; also called Dog Salmon, because they are commonly dried and used for feedng dog teams during winter.
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Coded-Wire Tag
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Miniature radio-frequency electronic tags, which are placed in fish and provide a means for researchers to track fish movements and study their behavior.
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Coho salmon
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Oncorhynchus kisutch; a species of Pacific salmon.
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Community
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A naturally occurring group of plants and animals that live within a certain environment and interact with each other. Communities are often defined by a dominant species (e.g. kelp forest community) or the major physical characteristics of the area (e.g. mud flats).
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Congener
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An organism of the same class, group or genus as another (From the Latin for "same race")
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Conservation Biology
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(1) The name of one of the NWFSC's five scientific divisions; (2) A field of science that deals with threats to biodiversity. The goals of conservation biology are to investigate human impacts of biodiversity and to develop approaches to prevent extinction through stewardship of entire biological communities.
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Contaminants
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Chemical pollution in coastal areas near urban centers that may be responsible for a variety of deleterious biological effects in aquatic species.
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Convergent evolution
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The development of similar structures in organisms that do not share a recent common ancestor (e.g. the eyes of squid, flies and humans); compare divergent evolution
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COP
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Code of Practice
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CPUE
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Catch Per Unit of Effort - The number of fish caught by an amount of effort. Typically, effort is a combination of gear type, gear size and length of time gear is used. Catch per unit of effort is often used as a measurement of relative abundance.
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CRADA
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Cooperative Research and Development Agreement
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CRI
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The Cumulative Risk Initiative (CRI), is an ongoing effort of the NWFSC that assesses salmonid population trends and the impact of various actions on those trends.
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Cutthroat Trout
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Oncorhynchus clarki clarki. A species of Pacific salmonid.
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Cytokine
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A class of proteins that are released by immune system cells to stimulate an immune response
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