Overview

Distribution

Western Atlantic.
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Western Atlantic: northwestern South America to the mouth of the Amazon.
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Physical Description

Morphology

Dorsal spines (total): 0; Dorsal soft rays (total): 5; Analspines: 0; Analsoft rays: 4
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Size

Maximum size: 72 mm SL
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Max. size

13.4 cm SL (male/unsexed; (Ref. 40824))
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Diagnostic Description

Pectoral fin rays 13 or more (Ref. 13608). Mouth wide. Additional lateral-line scale in premaxillary series. Shorter disk margin length when compared to nasutus and vespertilio. Pupil oval-shaped compared to other species' approximately kidney- or dumbbell-shaped one (Ref. 40824).
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Ecology

Habitat

Depth: 15 - 172m.
From 15 to 172 meters.

Habitat: demersal.
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Environment

demersal; marine; depth range 15 - 172 m (Ref. 13608)
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Depth range based on 19 specimens in 1 taxon.
Water temperature and chemistry ranges based on 9 samples.

Environmental ranges
  Depth range (m): 17.385 - 68
  Temperature range (°C): 21.217 - 27.274
  Nitrate (umol/L): 0.703 - 4.956
  Salinity (PPS): 35.476 - 36.244
  Oxygen (ml/l): 3.944 - 4.566
  Phosphate (umol/l): 0.191 - 0.545
  Silicate (umol/l): 2.454 - 4.128

Graphical representation

Depth range (m): 17.385 - 68

Temperature range (°C): 21.217 - 27.274

Nitrate (umol/L): 0.703 - 4.956

Salinity (PPS): 35.476 - 36.244

Oxygen (ml/l): 3.944 - 4.566

Phosphate (umol/l): 0.191 - 0.545

Silicate (umol/l): 2.454 - 4.128
 
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Conservation

Threats

Not Evaluated
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Disclaimer

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