10、y of ocean water and the approximate volume of water, hecalculated the estimate ofocean by theamount of salt already held in solution in the oceans. Anof the ocean was obtained by diving the total saltherate of salt added each year. Beginning with essentiallynon-saline oceans, it would...
lifestyle in shallow water have deep-sea representatives that have become predatory.Their filtering systems, which reach such a high degree of development in shallow- water species, are greatly reduced.Alternative methods of active or passive prey capture have been evolved, including trapping and ...
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In contrast, the food levels in the deeper layers of the ocean are greatly reduced, and the energy constraints on the animals are much more severe. To survive at those levels, animals must maximize their energy input, finding and eating whatever potential food source may be present.In the ...