Overview

Comprehensive Description

Biology

Feeds on algae (Ref. 26543).
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Distribution

Range Description

This species has a restricted distribution and occurs in the western and eastern tributaries of Lake Maracaibo, Venezuela.
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South America: western and eastern tributaries of Maracaibo Lake, Venezuela.
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Physical Description

Size

Max. size

28.0 cm SL (male/unsexed; (Ref. 36713))
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Type Information

Paratype for Panaque suttoni
Catalog Number: USNM 121075
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): L. Schultz
Year Collected: 1942
Locality: Venez: Rio Negro Below Mouth Rio Yasa Maracaibo Basin, Venezuela, South America
  • Paratype: Schultz, L. P. 1944. Proceedings of the United States National Museum. 94 (3172): 308, 10b.
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Paratype for Panaque suttoni
Catalog Number: USNM 121035
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): L. Schultz
Year Collected: 1942
Locality: Venez: Rio Motatan At Bridge 22 km. North of Motatan., Venezuela, South America
  • Paratype: Schultz, L. P. 1944. Proceedings of the United States National Museum. 94 (3172): 308, 10b.
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Paratype for Panaque suttoni
Catalog Number: USNM 121034
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): L. Schultz
Year Collected: 1942
Locality: Venez: Rio Motatan At Bridge 22 km. North of Motatan., Venezuela, South America
  • Paratype: Schultz, L. P. 1944. Proceedings of the United States National Museum. 94 (3172): 308, 10b.
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Holotype for Panaque suttoni
Catalog Number: USNM 121033
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Radiograph
Collector(s): L. Schultz
Year Collected: 1942
Locality: Venez: Rio Negro, Below Mouth of Rio Yasa, Maracaibo Basin, Venezuela, South America
  • Holotype: Schultz, L. P. 1944. Proceedings of the United States National Museum. 94 (3172): 308, 10b.
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
P. suttonorum is a benthopelagic (ecological region at the lowest level of water body) species.

Systems
  • Freshwater
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Environment

benthopelagic; freshwater; pH range: 6.2 - 7.5; dH range: 4 - 15
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Trophic Strategy

Feeds on algae.
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
DD
Data Deficient

Red List Criteria

Version
3.1

Year Assessed
2009

Assessor/s
Reis, R & Lima, F.

Reviewer/s
Collen, B., Darwall, W., Ram, M. & Smith, K. (SRLI Freshwater Fish Evaluation Workshop)

Contributor/s

Justification
This restricted species could possibly be over-harvested and its habitat may be under threat. The impact of these threats cannot be assessed and therefore an assessment of Data Deficient has been made.
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Population

Population
No population information known.

Population Trend
Unknown
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Threats

Major Threats
The species is collected for the aquarium trade. There is also significant habitat disturbance in the basin. A recent conservation assessment of Venezuelan fish has listed this species as Data Deficient (in press).
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Data deficient (DD)
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Management

Conservation Actions

Conservation Actions
There are no conservation measures in place and research into general biology and ecology (habitat status and population trends) are required.
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Relevance to Humans and Ecosystems

Benefits

Importance

fisheries: of no interest; aquarium: commercial
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