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Mycteroperca phenax  Jordan & Swain, 1884

Scamp
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Native range | All suitable habitat | Point map | Year 2100
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Mycteroperca phenax   AquaMaps   Data sources: GBIF OBIS
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Image of Mycteroperca phenax (Scamp)
Mycteroperca phenax
Picture by Cox, C.


United States (contiguous states) country information

Common names: Scamp
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Present offshore and inshore south of Cape Hatteras (Ref. 37512). Also from coast of North and Central America, from North Carolina to Venezuela (Ref. 89707). Also Ref. 276, 26280.
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: https://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Heemstra, P.C. and J.E. Randall, 1993
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Serranidae (Sea basses: groupers and fairy basslets) > Epinephelinae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 107 cm TL male/unsexed; (Ref. 89707); common length : 30.0 cm TL male/unsexed; (Ref. 3708); max. published weight: 14.2 kg (Ref. 40637); max. reported age: 21 years (Ref. 6846)

Environment

Marine; brackish; reef-associated; oceanodromous (Ref. 51243); depth range 30 - 100 m (Ref. 5222), usually 30 - 100 m (Ref. 5222)

Climate / Range

Subtropical, preferred 22°C (Ref. 107945); 41°N - 8°N, 98°W - 25°W (Ref. 5222)

Distribution

Western Central Atlantic: Gulf of Mexico and east coast of US from North Carolina to Key West and along the southern shore of the Caribbean Sea. Juveniles are occasionally found as far north as Massachusetts.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 11; Dorsal soft rays (total): 16-18; Anal spines: 3; Anal soft rays: 10 - 12. Distinguished by the following characteristics: four color patterns, first is brown phase with head and body pale brown covered with small reddish brown spots that extend onto median fins, second is cat's paw phase with pale brown body color with dorsolateral parts of body having several clusters of dark brown spots resembling the paw print of a cat, third is with large adults with grey-head phase with the rear two-thirds of the body dark, head and body anterior to the 6th dorsal-fin spine in silvery grey with dark reticulations and fourth is bicoloured phase with pale brown anteriorly and abruptly dark chocolate brown posteriorly; depth of body contained 3.0-3.4 times in SL; head length 2.6-3.0 times in SL; convex interorbital area; angular preopercle, angle with distinct bony lobe; serrate interopercle and subopercle; posterior nostrils of adults 2-4 times larger than anterior ones (Ref. 89707).

Biology     Glossary (e.g. epibenthic)

Found over ledges and high-relief rocky bottoms in the eastern Gulf of Mexico; at low-profile bottoms at depths of 30 to 100 m in North Carolina; this species was the most abundant grouper in areas of living Oculina coral formations at depths of 70 to 100 m off the east coast of Florida. This species apparently moved inshore when bottom temperature fell below 8.6°C. Juveniles found in shallow water at jetties and in mangrove areas.

Threat to humans

  Harmless



Human uses

Fisheries: highly commercial; gamefish: yes

More information

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Predators
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Ciguatera
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Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.5   ±0.0 se; Based on diet studies.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (K=0.09-0.17; tmax=21)

Vulnerability (Ref. 59153)
High to very high vulnerability (68 of 100)
Price category (Ref. 80766)
Very high