Gasterosteus crenobiontus
Gasterosteus crenobiontus Băcescu & Mayer, 1956
Techirghiol stickleback


Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /var/www/html/FieldGuide/FieldGuideSummary.php on line 600

Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /var/www/html/FieldGuide/FieldGuideSummary.php on line 616
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


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.