一些底栖鱼如鳕鱼会向下游,试图逃脱。
大西洋西部温暖水域的底栖鱼,身体扁平无鳞,靠胸爬泳。
Bottom-dweller of warm western Atlantic coastal waters having a flattened scaleless body that crawls about on fleshy pectoral and pelvic fins.
大部分为底栖鱼,特征是具一个由腹鳍愈合而成的吸力不强的吸盘。
Most species are small bottom dwellers with a weak suction cup formed by the fusion of their pelvic fins.
尽管人们捕捉一只隐藏的底栖鱼只需9分钟,但始终比不上动作优雅的海豚。
Although not nearly as graceful as sponging dolphins, "which are really elegant in their moves," Patterson says, the human sponger nonetheless managed to scare up a hidden prey fish every 9 minutes.
当一只底栖鱼逃离隐藏的地点时,不会马上再找个地方藏身,而是会游上几米。
After a fish emerges from its hiding spot, it swims a few meters away and doesn't immediately rebury itself.
朱蒂·雷泽,“新英格兰底栖鱼危机”,载于《环境案例》,华盛顿特区:国会季刊出版社,2002年版。
Layzer, Judy. "The New England Groundfish Crisis." in The Environmental Case. Washington D. C. : CQ Press, 2002.
趁着这个间隙,海豚会丢掉嘴中的海绵,浮出海面换气,接着马上潜入水里捕捉这些长度只有12cm的底栖鱼。
That interlude gives the dolphin just enough time to drop its sponge, surface to get a breath, and dive again to snag the fish, most of which are about 12 centimeters in length.
在《公共图书馆综合期刊》(PLOS ONE)上,研究人员假设并发表了结论:底栖海洋鱼更有营养。
The answer, researchers hypothesize and report online today in PLoS ONE, is that the bottom-dwelling fish are a lot more nutritious.
在《公共图书馆综合期刊》(PLOS ONE)上,研究人员假设并发表了结论:底栖海洋鱼更有营养。
The answer, researchers hypothesize and report online today in PLoS ONE, is that the bottom-dwelling fish are a lot more nutritious.
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