IUCN threat status:

Data Deficient (DD)

Comprehensive Description

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Description

  Common names: goby (English), gobio (Espanol)
 
Bollmannia marginalis Ginsburg, 1939


Apostrophe goby,     Margin-spot goby


Head & body compressed; body relatively slender (greatest depth 17-22.5% of SL); head rounded, elongate (25-33% of SL); eye large, 7-9% of SL; mouth large, very oblique; teeth in several rows; dorsal fin VII (spines very elongate, filamentous, often reaching tail fin base, 1st  & 2nd  spines longest in female, 5th  longest in male) + I, 13-15; anal I, 13-15; last rays of dorsal & anal reach base of tail fin; pectoral rays 23-25, reaches beyond origin of anal fin; pelvics fused to form disc, front margin of disc scalloped, reaches anus; tail base slender (least depth 8-10.5% of SL); tail fin long (~ 30% of SL), strongly pointed; scales large (25-28 rows along body), rough; 7-9 scales before dorsal fin; no scales on lower cheek, upper third of opercle covered with large scales; 1 large + 4-5 small scales on base of pectoral fin.


Body brownish, with orange spots; orange lines on head; a median row of 5-6 short double dark bars from behind head to tail fin base; 1st  dorsal with a black spot at the center rear; 2nd  dorsal with 2 rows of orange spots, separated by an orange stripe; no black band on upper lip; anal fin dusky, with orange spots; tail fin with orange spots, a black spot at its base; pelvic dark.


Size: 5.7 cm.

Habitat: benthic on soft bottoms.

Depth: 15-80 m.

Southern Gulf of California to Ecuador.
   

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© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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