An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms |
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by Paul S. Mikkelsen |
Term | Definition |
DEVELOPMENT, PLANKTONIC | Having a free-swimming or floating larval stage; see also: DEVELOPMENT, DIRECT; LECITHOTROPHIC; PLANKTOTROPHIC, PLANKTON. | |
PLANKTONIC | Floating or suspended in the water column, and generally incapable of overcoming the currents by swimming although some directional movement is possible, usually vertical; see also: BENTHIC; PLANTIGRADE. | |
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