threadfin

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threadfin

[′thred‚fin]
(vertebrate zoology)
Common name for any of the fishes in the family Polynemidae.
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3[per thousand] salinity This small goby co-occurs with estuarine fishes such as small polynemids, juvenile sciaenids, engraulids and cynoglossids in this soft-substrate habitat (Larson 1999).
Three highly TED-excludable fishes in our study, pomadasyids, polynemids, and sciaenids, are swift carangiform or subcarangiform type swimmers (Webb, 1975).