Gasterosteus - Alchetron, The Free Social Encyclopedia

Kingdom Animalia Order Gasterosteiformes Scientific name Gasterosteus Rank Genus		Phylum Chordata Family Gasterosteidae Higher classification Stickleback

Lower classifications Three‑spined stickleback, Smallhead stickleback

3 spined stickleback gasterosteus aculeatus underwater uk

Gasterosteus is a genus of sticklebacks.

There are currently 6 recognized species in this genus:

Gasterosteus aculeatus Linnaeus, 1758 (Three-spined stickleback)

Gasterosteus crenobiontus Băcescu & R. Mayer, 1956 (Techirghiol stickleback)

Gasterosteus islandicus Sauvage, 1874 (Iceland stickleback)

Gasterosteus microcephalus Girard, 1854 (Smallhead stickleback)

Gasterosteus nipponicus Higuchi, Sakai & A. Goto, 2014

Gasterosteus wheatlandi Putnam, 1867 (Black-spotted stickleback)

Additionally there are a number of fossil species including:

Gasterosteus kamoensis Nazarkin, Yabumoto & Urabe, 2013

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