Species: Diapterus aureolus, Golden mojarra
Diapterus aureolus (Jordan & Gilbert, 1882)
Body oval (depth ~ 45% of SL), compressed; the lower profile of the head distinctively concave; the mouth highly extensible, pointing downward when protruded; lower border of preopercle finely serrated; bone under front of eye with smooth border; teeth inside throat all pointed; dorsal rays IX, 10, elevated at front, notched deeply to base between spines and rays, 2nd spine longer than distance between tip of snout and rear of eye; anal rays III, 8, 2nd spine relatively large, but shorter than fin base; pectoral reaches past level of anal fin origin; tail fin deeply forked; lateral line very high on side, well above longitudinal axis of body along all of body; scales on front of body enlarged, becoming much smaller on tail base, conspicuous and finely rough, covering most of head and body; dorsal and anal fins fold into a high scaly sheath along their bases; lateral-line scales 35-36.
Silvery white, often with golden tint; fins yellowish, first dorsal with grey base, whitish center and black tip.
Size: grows to at least 20 cm.
Inhabits sand-mud bottoms of shallow coastal seas.
Depth: 0-30 m?
The Gulf of California to northern Peru.
High Resolution Map Download
- Inshore Only
- Water Column Position
- Bottom only
- Sand & gravel
- Soft bottom only
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- FishBase Habitat
- Feeding Group
- No Data
- Mobile benthic worms
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic gastropods/bivalves
- Egg Type
- Pelagic larva
- No data
- Global Endemism
- Tropical Eastern Pacific (TEP) endemic
- East Pacific endemic
- All species
- Regional Endemism
- All species
- Continental TEP endemic
- 3 provinces (Cortez + Mexican + Panamic) endemic
- Continent only
- TEP endemic
- Climate Zone
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
- North Temperate (Californian Province &/or Northern Gulf of California)
- Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
- IUCN Red List
- Least concern
- Not listed
- Length Max
- Depth Range Min
- Depth Range Max