1. (of animals) able to swim about; not attached
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How To Use free-swimming In A Sentence

  • Many cichlids brood the eggs in the mouth and, although rare, the free-swimming young of some species also rush into the parent's mouth for protection.
  • The female releases her eggs one at a time, and one hatching the young animal will go through both a free-swimming trochophore and veliger stage, like all molluscs, before settling into an adult form in the muddy seafloor.
  • In some habitats, in addition to the aquatic insect larvae, crustaceans such as freshwater shrimp, crayfishes, and tiny free-swimming “water fleas” are important food items. Trout and Salmon of North America
  • Fertilized eggs may be brooded for a time or may develop directly into a free-swimming, ciliated planula larva.
  • Their larvae are free-swimming and NOT radially symmetrical. Starfish sex. | My[confined]Space
  • To determine the importance of fragmentation, tethered and free-swimming euphausiids were videotaped in the presence of marine snow representing a range of aggregate strengths, sizes, and ages.
  • Many tunicates have a larva that is free-swimming and exhibits all chordate characteristics: it has a notochord, a dorsal nerve cord, pharyngeal slits, and a post-anal tail.
  • Swimmer's itch is caused by a free-swimming parasite that burrows into and irritates the skin of humans.
  • Free-swimming larvae of land crabs eat plankton in the ocean.
  • More than 700 creatures new to science, ranging from crustaceans and molluscs to carnivorous sponges and free-swimming worms, have been discovered on a series ... Todd Palmer and Rob Pringle: Reading Lion Tracks: New York Times' Friedman on Vacation in the Bush
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