Scientific Name
Pseudogramma thaumasia

Common Name
Pacific reef bass

Biology
Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 19-24; Anal spines: 3; Anal soft rays: 17 - 20; Vertebrae: 26. Live fish with light yellowish brown body, the center of each scale with dark brown spot thus forming a longitudinal pattern of dark brown lines. Prominent black spot on opercle. A broad-based, long, slender, dermal flap dorsally on eye. Two large pores in mid-interorbital space, one on each side close to the edge of the orbit, with the aperture nearly covered by a flap from the median side. There are several small pores in the median part of interorbital. Tubular anterior nostril when laid back reaching at most half way to posterior nostril (Ref. 27020).

Classification

Classified By

Gilbert, 1900

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Sea basses: groupers and fairy basslets (Serranidae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: Gulf of California to Gorgona Island, Colombia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

37 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 1 - 37 m (Ref. 27020)

Trophic Level

3.94 s.e. 0.64 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

8.4 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (15 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)