IUCN threat status:

Least Concern (LC)

Comprehensive Description

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  Common names: goby (English), gobio (Espanol)
Lythrypnus dalli (Gilbert, 1890)

Bluebanded goby

Body robust; head round; with fleshy crest along top of head and nape; mouth very oblique; head without pores; papillae around mouth, on cheeks and operculum and over eye; front nostril a long tube, rear nostril a raised rim; tongue round to blunt; 5-7 gill rakers; dorsal fin VI (1st  2-3 spines filamentous in male)+ I, 18 (15-19) rays; 14-16 anal rays; 18-19 (17-20) pectoral rays; pelvics fused into disc; pectoral rays unbranched; tail fin short, round, with 17 segmented rays; scales rough, body covered, none on head, nape, chest and pectoral base .

Bright red grading to orange posteriorly; a pair of narrow blue bars on head and 3-5 similar bars on body; pectoral clear.

Size: attains 6.4 cm.

Inhabits rocky slopes, often seen with the purple sea urchin (Echinometra vanbrundti).

Depth: 1-75 m.

Southern California to central Baja, the Gulf of California to Panama, Malpelo and the Galapagos.


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© 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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