Species: Mycteroperca jordani, Gulf grouper
fins - outer 1/3 dark, thin white margins
Mycteroperca jordani (Jenkins & Evermann, 1889)
Gulf grouper
Body elongate, robust, compressed, depth at dorsal origin not greater than at anal origin; body deepest at anal fin origin; snout much longer than eye; lower jaw projecting; rear of top jaw exposed when mouth closed, without accessory bone above it; teeth depressible; canines at front of jaws; preopercle corner finely serrated, rounded, without a distinct notch or lobe; gill rakers 21-26; dorsal rays XI,15-17, 4th and 5th spines longest; anal rays III,10-11; pectoral rays 16-18; tail fin margin straight to slightly concave, without projecting fin rays; scales in longitudinal series above lateral line 90-120.
Adults overall greyish brown or with large, oblong dusky brown blotches on upper body and diffuse dark streaks radiating from eye; median fins with dark outer 1/3 to fin & narrow white margins; juveniles grey or grey brown with large, oblong dusky brown blotches on upper body and diffuse dark streaks radiating from eye.
Size: grows to 198 cm and 91 Kg.
Inhabits rocky reefs, usually below 30 m in summer, but in shallow depths during the remainder of the year.
Depth: 2-100 m.
Southern California through the Gulf of California and the Revillagigedos.
High Resolution Map Download
- Salinity
-
- Marine
- Marine Only
- Inshore/Offshore
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- Inshore Only
- Inshore
- Water Column Position
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- Bottom only
- Bottom
- Habitat
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- Reef only
- Reef (rock/coral/oyster)
- Rocks
- Reef associated (reef + edges-water column & soft bottom)
- Submerged vegetation
- FishBase Habitat
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- Reef Associated
- Feeding Group
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- No Data
- Carnivore
- Diet
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- Bony fishes
- Mobile benthic crustacea (shrimps/crabs)
- Sharks/rays
- Data
- Egg Type
-
- No data
- Pelagic larva
- Pelagic
- Global Endemism
-
- All species
- East Pacific endemic
- TEP non-endemic
- Regional Endemism
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- All species
- Continent + Island (s)
- Tropical Eastern Pacific (TEP) non-endemic
- Island (s)
- Temperate Eastern Pacific, primarily
- California province, primarily
- Continent
- Residency
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- Vagrant
- Climate Zone
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- North Temperate (Californian Province &/or Northern Gulf of California)
- Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- IUCN Red List
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- Endangered
- Listed
- CITES
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- Not listed
- Length Max
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- 198
- Depth Range Min
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- 2
- Depth Range Max
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- 100
