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Gasterosteus crenobiontus Băcescu & Mayer, 1956 Techirghiol stickleback |
| Family: | Gasterosteidae (Sticklebacks and tubesnouts) | |||
| Max. size: | 6.5 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Europe: Extinct; formerly in Lake Techirghiol (south of Constanta), Romania. | |||
| Diagnosis: | Distinguished from congeners in Europe by possessing two unique characters: 13-17 scutes on trunk, no scutes above anal base; and posterior edge of scutes smooth. Differs further by having scutes forming a lateral keel on caudal peduncle (Ref. 59043). | |||
| Biology: | Adults inhabit springs. Mature individuals spawn in February - October (Ref. 59043). Males build, guard and aerate the nest where the eggs are deposited (Ref. 205). | |||
| IUCN Red List Status: | Extinct (EX); Date assessed: 09 September 2022 Ref. (130435) | |||
| Threat to humans: | harmless | |||