The Sicydiinae are a small
subfamily
In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end botanical subfamily names with "-oideae", and zo ...
(about 118 species) of freshwater
gobies
Gobiidae or gobies is a family of bony fish in the order Gobiiformes, one of the largest fish families comprising over 2,000 species in more than 200 genera. Most of gobiid fish are relatively small, typically less than in length, and the fam ...
, with only nine genera. They are usually found in fast-moving mountain streams in tropical islands. They are characterized by highly developed rounded suction discs and an
amphidromous
Fish migration is mass relocation by fish from one area or body of water to another. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over distances ranging from a few metres to thousa ...
lifecycle. Adult lengths range from .
Some species are popular in the
aquarium
An aquarium (: aquariums or aquaria) is a vivarium of any size having at least one transparent side in which aquatic plants or animals are kept and displayed. fishkeeping, Fishkeepers use aquaria to keep fish, invertebrates, amphibians, aquati ...
trade.
The genera included under Sicydiinae are:
:*''
Akihito
Akihito (born 23 December 1933) is a member of the Imperial House of Japan who reigned as the 125th emperor of Japan from 1989 until 2019 Japanese imperial transition, his abdication in 2019. The era of his rule was named the Heisei era, Hei ...
''
Watson, Keith, and Marquet, 2007
:*''
Cotylopus''
Guichenot, 1863
:*''
Lentipes''
Günther, 1861
:*''
Parasicydium''
Risch, 1980
:*''
Sicyopterus''
Gill, 1860
:*''
Sicyopus''
Gill, 1863
:*''
Stiphodon''
Weber, 1895
:*''
Sicydium''
Cuvier & Valenciennes, 1837
References
External links
*
Oxudercidae
Taxa named by Theodore Gill
Ray-finned fish subfamilies
{{Oxudercidae-stub