单词 | bottom trawl |
释义 | > as lemmasbottom trawl C1. attributive, with the sense ‘of, relating to, or living at the bottom (of the sea, a river, etc.)’, as bottom fish, bottom trawl, etc.Some more prominent instances of compounds of this type are listed at Compounds 3. ΘΚΠ the world > animals > fish > [noun] > defined by habitat > that lives near bottom grundel14.. bottom fish1828 ground-fish1856 1828 Sporting Mag. Dec. 142/1 It is a certain fact that a white fish, weighing a pound and a half, really weighs six when being drawn out of the water; and bottom fish, such as trout and barbel, are twice the weight of others, using great resistance in leaving their element. 1849 T. D. L. in Amer. Angler's Guide (ed. 3. rev.) ix. 255 Gently drop your line,..drawing it along the leeward side, a foot above the bottom weeds. 1894 Pop. Sci. Monthly June 273/1 This bottom fauna at first entirely depended for food upon the pelagic life at or near the surface. 1959 J. Clegg Freshwater Life Brit. Isles xviii. 309 Deeper samples of the mud are obtained by an apparatus called a core-sampler. This will raise an undisturbed core of bottom-deposit many feet in length. 1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) iii. 87 The lop-sided shell, which does very well for a bottom-crawler, would be a serious impediment to active swimming. 1990 G. M. Pigott & B. W. Tucker Seafood i. 24 The bottom trawl, designed to collect fish that live on the seabed, is designed considerably differently from the midwater trawl due to the increased resistance and abrasion caused by the contact with the bottom. 2004 K. Schultz Field Guide Freshwater Fish 74 Each fry is born with an adhesive organ that it immediately uses to adhere to bottom vegetation. < as lemmas |
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