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The Pacific ocean perch (Sebastes alutus) is an important commercial fish of the North Pacific Ocean and Bering Sea. Commercially exploitable populations extend from Kamchatka through the Bering Sea and along the Aleutian Islands to California. Heavy exploitation of the stocks off North America began...
This kind of fish lives around the island ___ the west coast of the Pacific Ocean. A. away B. from C. off D. on 相关知识点: 试题来源: 解析 C 解析:off可表示“靠近……的海面”。使用该词的前提是:该事物在水中。 答案:C反馈 收藏...
"It originates from the Pacific Ocean and was last seen in Sweden in 1930. It has also been found in Norway and Denmark, but never before has it managed to breed in Sweden," marine biologist Bjorn Kallstrom told SVT. The clinging jellyfish occasionally appears also on the American East C...
"Shells and Shellfish of the Pacific Northwest" is the indispensable guide for beachcombers, seashell collectors, divers or anyone who wants to know more about the shells and shellfish found along the saltwater beaches and intertidal areas of the Pacific Northwest. Everyone from weekend adventurers...
1.any small toothed cetacean of the family Delphinidae, esp. the species having a beaklike snout. Compareporpoise. 2.Also calleddolphinfish,mahimahi.either of two large, slender fishes,Coryphaena hippurusorC. equisetis,of warm and temperate seas. ...
The river, originating in Jilin Province, serves as a major spawning ground for salmon. The fish migrate to the Pacific Ocean through the river and return three to four years later to spawn after they reach sexual maturity. By late April, the river temperature becomes optimal for the survival...
The Garibaldi or Garibaldi damselfish (Hypsypops rubicundus) is a brightly colored orange fish of the damselfish family that is native to the North-Eastern subtropical parts of the Pacific Ocean, ranging from Monterey Bay, California, to Guadalupe Island, Baja California. The common name is a ...
Pronounced changes have occurred in the fisheries, plankton and benthos of the North Sea over the last five decades. Attributionof the relative contributio... Philip,C.,ReidMartin,... - 《Marine Biodiversity》 被引量: 151发表: 2001年 Ocean ecology of North Pacific salmonids No abstract is ...
由第一段“It’s a real case of fish out of water. Blennies (鲇鱼) in the South Pacific Ocean are gradually relocating to land to escape their predators (捕食者), in an example of evolution in action.”可知,南太平洋的鲇鱼正逐渐迁移到陆地上,以躲避捕食者,这是进化的一个例子。以及下文主...