Stickleback
Of spiny-finned fish and Gasterosteidae. May also be referred to as prickleback.
Small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research.
This concept's ID is @1~7295
Gasterosteus
- three-spined stickleback
Of rivers and coastal regions.
- ten-spined stickleback
Confined to rivers.