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Emerald parrotfish (Nicholsina usta usta) fish species and information / pictures of Emerald parrotfish - Nicholsina usta usta

Emerald parrotfish (Nicholsina usta usta) fish species information

Scientific Name
Nicholsina usta usta

Common Name
Emerald parrotfish

Biology
Inhabits seagrass beds and open bottom, mostly in shallow water. Larger adults live in deeper water.

Classification

Classified By

Valenciennes, 1840

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Parrotfishes (Scaridae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: New Jersey, USA and northern Gulf of Mexico to Brazil. Absent in Bermuda, Bahamas and West Indies (except Greater Antilles). Nicholsina usta collettei subspecies recognized from the east Atlantic (Ref. 11064).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

73 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 1 - 73 m (Ref. 7360)

Trophic Level

2 s.e. 0.00 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

30.0 cm

Common Length

18.0 cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries

Vulnerability

Low to moderate vulnerability (26 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated