Overview

Comprehensive Description

Description

  Common names: grunt (English), sargo (English), burro (Espanol)
 
Anisotremus dovii (Günther, 1864)


Black-barred grunt,     Spot-head sargo,     Spotted-head grunt



Body deep, compressed, back high; head short, blunt; mouth small, low, ~ horizontal, lips fleshy; inside mouth not red; teeth in bands on jaws, outer ones larger, conical, none on center roof of mouth; a pair of conspicuous pores plus a central groove under the chin; preopercle finely serrated; dorsal continuous but deeply notched, 4th  spine longest, XI-XII, 13-16; anal III, 9-10, 2nd  spine long and thick;  longest dorsal spine and 2nd  anal spine > ½ head length; pectoral fins relatively short, not reaching anal origin; tail forked; scales moderate to large, rough, over entire body and head except front of snout, lips and chin, on membranes between dorsal and anal soft rays; lines of scales above lateral line in rows parallel to that line; lateral-line scales 45-52.

Whitish to dusky pale grey with 4-5 blackish bars on body and head; soft dorsal and soft part of anal fin dusky blackish.

Size: reaches 40 cm.

Inhabits soft bottoms of trawling grounds.

Depth: 10-40 m.

The mouth of the Gulf of California to northern Peru.
   
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Biology

Benthic over hard surfaces of the continental shelf (Ref. 9114). Marketed fresh (Ref. 9114).
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Distribution

Depth

Depth Range (m): 10 (S) - 40 (S)
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Zoogeography

See Map (including site records) of Distribution in the Tropical Eastern Pacific 
 
Global Endemism: All species, East Pacific endemic, Tropical Eastern Pacific (TEP) endemic

Regional Endemism: All species, TEP endemic, Continental TEP endemic, 3 provinces (Cortez + Mexican + Panamic) endemic, Continent, Continent only

Residency: Resident

Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap), Northern Tropical (Mexican Province to Nicaragua + Revillagigedos), Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
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Eastern Pacific: southern margins of Gulf of California to Peru.
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Coasta Rica, Honduras and Nicaragua.
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Physical Description

Morphology

Size

Length max (cm): 40.0 (S)
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Size

Maximum size: 450 mm ---
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Max. size

45.0 cm TL (male/unsexed; (Ref. 11035))
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Diagnostic Description

Body compressed and deep (depth contained 2.0 to 2.3 times in standard length); mouth small and terminal with thick, fleshy lips. Dorsal fin with 11 to 12 spines and 13 to 16 soft rays (XI, XII, 13-16); pectoral fins shorter than head, not reaching origin of anal fin; lateral line with 45 to 52 scales; scale series above lateral line parallel to it; back brownish; belly silvery; flanks with 5 dark vertical bars; fins dark (Ref. 55763).
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Ecology

Habitat

Depth range based on 12 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 0.3 - 169
  Temperature range (°C): 13.799 - 13.799
  Nitrate (umol/L): 31.128 - 31.128
  Salinity (PPS): 34.880 - 34.880
  Oxygen (ml/l): 0.373 - 0.373
  Phosphate (umol/l): 2.244 - 2.244
  Silicate (umol/l): 24.753 - 24.753

Graphical representation

Depth range (m): 0.3 - 169
 
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Salinity: Marine, Brackish

Inshore/Offshore: Inshore, Inshore Only

Water Column Position: Near Bottom, Bottom, Bottom + water column

Habitat: Soft bottom (mud, sand,gravel, beach, estuary & mangrove), Soft bottom only, Mud, Sand & gravel

FishBase Habitat: Demersal
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Environment

demersal; marine
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Depth range based on 12 specimens in 1 taxon.
Water temperature and chemistry ranges based on 1 sample.

Environmental ranges
  Depth range (m): 0.3 - 169
  Temperature range (°C): 13.799 - 13.799
  Nitrate (umol/L): 31.128 - 31.128
  Salinity (PPS): 34.880 - 34.880
  Oxygen (ml/l): 0.373 - 0.373
  Phosphate (umol/l): 2.244 - 2.244
  Silicate (umol/l): 24.753 - 24.753

Graphical representation

Depth range (m): 0.3 - 169
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Trophic Strategy

Feeding

Feeding Group: Carnivore

Diet: mobile benthic worms, mobile benthic crustacea (shrimps/crabs), mobile benthic gastropods/bivalves, sponges/seasquirts/bryozoa
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Life History and Behavior

Reproduction

Egg Type: Pelagic, Pelagic larva
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Genyatremus dovii

The following is a representative barcode sequence, the centroid of all available sequences for this species.


No available public DNA sequences.

Download FASTA File
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Statistics of barcoding coverage: Genyatremus dovii

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 4
Specimens with Barcodes: 5
Species With Barcodes: 1
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Conservation

Conservation Status

IUCN Red List: Not evaluated / Listed

CITES: Not listed
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Threats

Least Concern (LC)
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: commercial
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