Nicholsina usta, Emerald parrotfish : fisheries

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Nicholsina usta (Valenciennes, 1840)

Emerald parrotfish
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Nicholsina usta   AquaMaps   Data sources: GBIF OBIS
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Image of Nicholsina usta (Emerald parrotfish)
Nicholsina usta
Picture by Cox, C.D.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Scaridae (Parrotfishes) > Sparisomatinae
Etymology: Nicholsina: After J.T. Nichols, 1920-1941, curator in ichthyology, department of Fishes, American Museum of Nat. History; he has wrote articles in the Encyclopaedia Britannica .
More on author: Valenciennes.

Issue
Issue on validity of subspecies: subspecies considered as valid in FB, elevated to species rank as Nicholsina usta (Valenciennes, 1840) in Eschmeyer (CofF ver. Mar. 2011: Ref. 86697). Please send references, or more studies are needed.

Environment: milieu / climate zone / depth range / distribution range Écologie

marin récifal; profondeur 1 - 80 m (Ref. 7360). Tropical; 41°N - 30°S, 98°W - 34°W

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: New Jersey, USA and northern Gulf of Mexico to Brazil. Absent in Bermuda, Bahamas and West Indies (except Greater Antilles).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 7251); common length : 18.0 cm TL mâle / non sexé; (Ref. 3802)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 9; Rayons mous dorsaux (Total): 10; Épines anales 2; Rayons mous anaux: 9. Body somewhat elongate, the depth contained 3 to 3.2 times in SL. Snout somewhat pointed; a small dermal cirrus at edge of anterior nostril; teeth fused only basally, thus not fully coalesced to form dental plates. Gill rakers 12 or 13. Caudal fin slightly rounded; pectoral fin-rays 13. Median predorsal scales 4 or 5; 1 row of scales on cheek. Colour: mottled olive green on back, the scales of sides with bluish white centres and reddish edges; head below level of mouth yellow; 2 diagonal narrow red-orange bands on cheek; median fins reddish, dorsal fin with a black blotch at front.

Biologie     Glossaire (ex. epibenthic)

Maximum depth from Ref. 52834. Inhabits seagrass beds and open bottom, mostly in shallow water. Larger adults live in deeper water. Not commonly marketed for food (Ref. 52834).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Distinct pairing (Ref. 205).

Référence principale Upload your references | Références | Coordinateur : Westneat, Mark | Collaborateurs

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)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Préoccupation mineure (LC) ; Date assessed: 13 June 2008

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: pêcheries vivrières
FAO - Publication: search | FishSource |

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Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: génôme, nucléotide | GloBI | GoMexSI (interaction data) | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Bases de données nationales | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 22.8 - 28, mean 25.7 °C (based on 400 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00535 - 0.02352), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  2.0   ±0.00 se; based on food items.
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (20 of 100).
Catégorie de prix (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 58.2 [34.4, 108.5] mg/100g; Iron = 0.767 [0.420, 1.278] mg/100g; Protein = 18.5 [16.5, 20.3] %; Omega3 = 0.118 [0.071, 0.190] g/100g; Selenium = 39.3 [22.3, 70.8] μg/100g; VitaminA = 50.4 [15.4, 165.1] μg/100g; Zinc = 1.75 [1.20, 2.74] mg/100g (wet weight);