Comprehensive DescriptionRead full entry
| Common names: goby (English), gobio (Espanol) |
Microgobius erectus Ginsburg, 1938
Erect goby, Steep-jaw goby
Head and body compressed; fleshy nape crest low in both sexes; 2-3 pores on preopercle; mouth large, nearly vertical; tip of tongue divided; dorsal fin VII (spine V a short filament in both sexes) + I, 14 (13-14) rays; anal I, 13-14 rays; pectoral fin 20-23 rays; tail fin long, pointed, ~ 45% of SL; pelvics fused to form disc; midlateral scales about 35; scales smooth, except for a patch of rough scales on flank behind base of pectoral fin; head, nape, breast, belly, and pectoral fin base scaleless.
Pale tan with whitish belly, often a silvery sheen on opercle and side of body; head with fine dark streaks and dots; sometimes a hint of 3-4 diffuse whitish bars on upper side; fins silvery; male has both dorsal fins with an orange stripe along the base, second dorsal with an orange stripe along the outer edge, tail with an orange stripe along its upper border.
Maximum size, to 7.5 cm.
Habitat: common in the Gulf of Panama on mud and broken shell bottoms.
Depth: 3-36 m.
Southern Baja and the northern and eastern Gulf of California to Panama.