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Cynoscion nothus  (Holbrook, 1848)

Silver seatrout
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Cynoscion nothus   AquaMaps   Data sources: GBIF OBIS
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Image of Cynoscion nothus (Silver seatrout)
Cynoscion nothus
Picture by NOAA\NMFS\Mississippi Laboratory

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Sciaenidae (Drums or croakers)
Etymology: Cynoscion: Greek, kyon = dog + Greek, odous = teeth + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).

Environment / Climate / Range Ecology

Marine; brackish; demersal; depth range 2 - 18 m (Ref. 1183).   Subtropical, preferred ?; 38°N - 10°N, 98°W - 60°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: Maryland to northeastern Florida in the USA and throughout Gulf of Mexico. Reported from Campeche Bank in Mexico (Ref. 5733). Often misidentified as Cynoscion regalis (Ref. 3702).

Length at first maturity / Size / Weight / Age

Maturity: Lm 16.0, range 14 - 17 cm
Max length : 36.0 cm TL male/unsexed; (Ref. 3702); common length : 25.0 cm TL male/unsexed; (Ref. 3702); max. reported age: 1 years (Ref. 31629)

Short description Morphology | Morphometrics

Dorsal spines (total): 11; Dorsal soft rays (total): 26-31; Anal spines: 2; Anal soft rays: 8 - 11; Vertebrae: 27. Colour greyish above and changing abruptly to silvery below. Back and upper sides sometimes with very faint irregular rows of spots. Dorsal fin dusky, other fins pale to yellowish. Mouth large, oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with a row of sharp enlarged inner-row teeth, widely spaced. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of straight, horn-like anterior appendages. Soft portion of dorsal fin covered with small scales on basal half of in (Ref 51721).

Biology     Glossary (e.g. epibenthic)

Occurs usually over sandy bottoms in inshore waters along beaches and in river mouths. Feeds mainly on crustaceans and fishes.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: minor commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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Internet sources

BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishes of Iran | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00786 - 0.01839), b=3.01 (2.88 - 3.14), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.7   ±0.6 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (K=0.22).
Vulnerability (Ref. 59153):  Moderate vulnerability (38 of 100) .
Price category (Ref. 80766):   Medium.