Brook Stickleback inhabits ponds and slow-moving parts of creeks with clear, cool water and thick vegetation. The native range of brook stickleback in Canada is east of the Rocky Mountains in British Columbia to James Bay and the Saint Lawrence River. Brook sticklebacks inhabits a range of shallow water habitats of the northern hemisphere in colder climates. Brook stickleback spawn from late April to mid-June when water temperatures range from 40 to 70 F°. In streams and ponds, areas of ground water upwelling appear to be highly preferred (Webster and Eiriksdottier 1976; Brook stickleback (Culaea inconstans) is a small gasterosteid fish native to Arctic and Atlantic drainages in North America. Females then lay up to 250 adhesive eggs. Diagnosed from other species of Gasterosteidae in Europe by combination of the following characters: 4-6 short dorsal spines, never inclined to the left or to the right; without keel on side of caudal peduncle; anal fin origin slightly behind dorsal fin origin; body dark olive green (getting blackish in breeding males), with numerous pale spots or undulating bars on flank (Ref. Native Range and Habitat The brook stickleback’s ability to colonize diverse habitats is demonstrated in their large native range and may play a role in their success invading novel waterways. The Brook Stickleback is easily identified by four completely separated dorsal spines and is a small scaleless fish. The spawning behavior of brook trout is very similar to that of rainbow and cutthroat trout (Smith 1941). The Pennsylvania Fish and Boat Commission described the brook stickleback as only being found in the Ohio watershed, but Cooper and other sources (natureserve.org) give it a wider range including isolated watersheds in … Stickleback Family: Sticklebacks are hardy little fish, with noticeable spines on the dorsal area of the back. The The range of the brook stickleback in Pennsylvania is historically limited. BROOK STICKLEBACK (CULAEA INCONSTANS [KIRTLAND 1841]), A NEWADDITION TO THE UPPERCOLORADO RIVER BASIN FISH FAUNA Timothy Moddel and G. Bruce Hainesl Key words: brook stickleback, range extension, nonnative. It is rare in the Lower Hudson and Upper Hudson watersheds. The males select and defend territories in which to build their nests. Brook Stickleback Identification Rarely exceeding 3 inches 5 prominent spines protruding from its back make it easy to recognize Notes Brook stickleback survives in … Its range includes all watersheds except Delaware, Long Island and Newark Bay. The Division of Wildlife’s mission is to conserve and improve fish and wildlife resources and their habitats for sustainable use and appreciation by all. 59043). Brook Stickleback make interesting aquarium fish, but because of their aggressive behavior, it is difficult to keep other small fish with them. The males select and defend territories in which to build their nests which are constructed out of pieces of dead vegetation and leaf litter. Details In Iowa and other parts of the upper Midwest, the Brook Stickleback prefers streams with moderate currents that have sand and gravel bottoms and clean to slightly turbid water. range and early winter in the southern part of the range (Sigler and Miller 1963). Each Species has a range of flow that it prefers or thrives in. Brook stickleback spawn from late April to Mid-June. brook stickleback rock bass black bullhead silver redhorse burbot walleye smallmouth bass logperch yellow perch freshwater drum white sucker. 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