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Stickleback. The sticklebacks are a family of ray-finned fishes, the Gasterosteidae which have a Holarctic distribution in fresh, brackish and marine waters. They were thought to be related to the pipefish and seahorses but are now thought to be more closely related to the eelpouts and sculpins .
Three-spined stickleback. Scientific name: Gasterosteus aculaeatus. A diminutive but aggressive predator, the three-spined stickleback hunts tadpoles and small fish. It is also known for fiercely protecting its nest of eggs until they hatch. Look for it in ponds, lakes and rivers.
stickleback, any of about eight species of fishes in five genera of the family Gasterosteidae (order Gasterosteiformes) found in fresh, brackish, and marine waters in temperate regions of the Northern Hemisphere as far north as the Arctic Ocean.
The three-spined stickleback is a secondary intermediate host for the hermaphroditic parasite Schistocephalus solidus, a tapeworm of fish and fish-eating birds. The tapeworm passes into sticklebacks through its first intermediate hosts, cyclopoid copepods, when these are eaten by the fish.
The three-spined stickleback (Gasterosteus aculeatus) is a fish native to most inland and coastal waters north of 30°N. It has long been a subject of scientific study for many reasons.
The unarmored threespine stickleback, Gasterosteus aculeatus williamsoni, a subspecies found in California, are listed as endangered in the United States. IUCN Red List Least Concern
May 31, 2015 · BBC’s One Show finds out all about the Three-Spined Stickleback’s life and discovers that the males are extraordinarily good fathers.
