Definition of sailfin molly in English:

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sailfin molly

noun

A small brightly coloured freshwater fish, the male of which has a long high dorsal fin. Native to North and Central America, it is popular in aquaria.
  • Genus Poecilia, family Poeciliidae: P. latipinna and P. velifera
Example sentences
  • Trexler et al. found that larger female sailfin mollies were more likely to be multiply inseminated than smaller females, and interpreted this as meaning that larger females are the objects of strong male-male competition.
  • The sailfin molly is found in fresh, brackish, and coastal salt water in coastal lowland habitats from North Carolina to Texas and the Yucatan Peninsula of Mexico.
  • Male Sailfin Mollies are impressive fish, decorated with a very large sail-like dorsal fin.

Origin

Sailfin with reference to the dorsal fin + molly.

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