不过要能区别红鲑和国王鲑，可能还要数年的分析研究。
Nailing down the differences between sockeye and Chinook salmon could take years, however.
目前在温哥华附近的湖泊有两群产卵的红鲑，已经被列入濒危物种名录。
Two groups of sockeye that spawn in lakes near Vancouver are also listed as endangered.
加拿大和挪威科学家都已经发现，来自渔场的海虱和其他寄生虫能感染经过的红鲑，导致红鲑的生存机率下降。
Studies by local and Norwegian scientists have found that sea lice and other parasites from the fish farms can infect the passing sockeye, reducing their chance of survival.
原本预计有1040万尾红鲑会洄游到Fraser河，实际上却只有170万尾——创下了五十年来的新低。
This season only 1.7m of the 10.4m sockeye salmon that were forecast to return to the Fraser river in fact made it-a 50-year low.
许多洄游到Fraser河的红鲑，包括降河洄游的幼鱼和溯河洄游的成鱼，都会经过位于布劳顿群岛的约24个鲑鱼养殖场。
Many migrating Fraser sockeye (both outbound as young smolts and inbound as mature fish) pass some two-dozen salmon farms in the Broughton Archipelago.
比如在科罗拉多红锈色的水中繁衍的弓背鲑。
The humpback chub, for example, thrived in the rust-red waters of theColorado.
比如在科罗拉多红锈色的水中繁衍的弓背鲑。
The humpback chub, for example, thrived in the rust-red waters of theColorado.
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