| Gasterosteidae (Sticklebacks and tubesnouts) |
| 6.4 cm TL (male/unsexed); max. reported age: 3 years |
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benthopelagic; freshwater; brackish; marine; depth range 0 - 3 m |
| Western Atlantic: Gulf of St. Lawrence in Canada to North Carolina, USA. Mainly a near-shore marine species, but far inland populations occur in lakes in Nova Scotia in Canada and in Hudson, Delaware and Susquehanna River drainages (Ref. 5723). |
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| Adults occur mainly along weedy bays and backwaters, entering brackish water and to a limited extent, fresh water (Ref. 3814). Feed along the bottom, primarily on diatoms, worms and crustaceans by sucking in the prey with a pipetting action (Ref. 27549). Males build, guard and aerate the nest where the eggs are deposited (Ref. 205). |
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Least Concern (LC); Date assessed: 20 October 2011 Ref. (130435)
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| harmless |
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