Knipowitschia radovici Kovačić, 2005
Norin goby
photo by Kovacic, M.

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  2.79 cm SL (male/unsexed)
Environment:  demersal; freshwater; depth range - 6 m
Distribution:  Europe: Neretva drainage basin in Croatia.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 8-8. Diagnosis: This species differs from its congeners by the following combination of characters: squamation is reduced to axillar and caudal peduncle patches, unconnected or connected with single row along lateral midline; the anterior oculoscapular canal is present, ending anteriorly with or without pore ?; the preopercular canal is present (at least in a part of the population); the pelvic frenum has a crenate rear edge; suborbital longitudinal row b anteriorly beginning below rear border of eye; anterior dorsal row m is present; oculoscapular row u absent; single papilla of interorbital row p is present, at least in a part of a the population (Ref. 55951).
Biology:  Specimens were collected in a karstic river with fresh, oligotrophic, running water. The adults collected only in the main current at the greatest river depth (5.5 meter); bottom was clear gravel laterally becoming muddy; the juvenile (paratype) was collected in shallow waters, among vegetation (Ref. 55951).
IUCN Red List Status: Vulnerable (VU); Date assessed: 01 January 2008 (D2) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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