Species: Bathygobius ramosus, Panamic frillfin
Bathygobius ramosus Ginsburg, 1947
Body robust; head broad, depressed; snout bluntly rounded; eyes large, close together; mouth moderate sized, relatively horizontal; tongue with distinct notch in front; jaw teeth in bands, without canines; dorsal fins VI + I, 8-10 rays; anal I, 7-9 rays; pelvic disc rounded, front membrane with large side lobes; tail round, 24-31 rays; pectoral rays 18-21, usually the 1st and invariably the remaining five branching more than once; scales large, rough, 32-38 on mid side, predorsal scales not reaching eyes, rest of head scaleless.
Olive green to brown with lighter scale centres; often a row of dark spots along midside and diffuse bars or saddle may be present on back; lower head with small white ocelli; first dorsal fin entirely pigmented, and with a central stripe; caudal and second dorsal fin with wavy brown bands or spots; 1st of 3 dark blotches behind eye is largest.
Size: grows to 11.4 cm.
Inhabits the rocky intertidal zone.
Depth: 0-2 m.
Southern Baja and the Gulf of California to northern Peru, Cocos Island, and the Revillagigedos Islands.
Note: According to Miller et al 2001 there are two subspecies - Bathygobius r. longipinnis from the Revillagigedos and Tres Marias, and Bathygobius r. ramosus from the remainder of the range.
High Resolution Map Download
- Inshore Only
- Water Column Position
- Bottom only
- Reef associated (reef + edges-water column & soft bottom)
- Reef (rock/coral/oyster)
- Reef and soft bottom
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- FishBase Habitat
- Reef Associated
- Feeding Group
- No Data
- No Data
- Mobile benthic gastropods/bivalves
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic worms
- Egg Type
- Pelagic larva
- No data
- Global Endemism
- Tropical Eastern Pacific (TEP) endemic
- All species
- East Pacific endemic
- Regional Endemism
- Island (s)
- TEP endemic
- Continent + Island (s)
- All species
- Climate Zone
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- North Temperate (Californian Province &/or Northern Gulf of California)
- South Temperate (Peruvian Province )
- Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
- Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
- IUCN Red List
- Least concern
- Not listed
- Length Max
- Depth Range Min
- Depth Range Max