Overview

Comprehensive Description

Hemigrammus cf. guyanensis ZBK

MZUSP 35033 (1 ex. 23.6 mmSL), Brasil , Amazonas , Rio Negro, Ilha de Tamaquare , downstream Rio Daraa , M. Goulding , 07/02/1980 ;

  • Ricardo C. Benine, Guilherme A. M. Lopes (2007): A new species of Hemigrammus Gill, 1858 (Characiformes: Characidae) from Rio Caura, Venezuela. Zootaxa 1610, 53-59: 58-58, URL:http://www.zoobank.org/urn:lsid:zoobank.org:pub:8F7DB5AE-2937-4AA4-A1AD-6561D71A16B6
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Biology

Prefers the counter current zones and flood zones of creeks where the substrate is covered with leaves and alluvial deposits (Ref. 12225). Maximum length reported to reach 4 cm SL (Ref. 12225).
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Distribution

South America: Maroni, Mana, Approuague, and Oyapock rivers.
  • Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. … 2003 Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)   http://www.fishbase.org/references/FBRefSummary.php?id=38376&speccode=10622 External link.
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Maroni, Mana, Approuague and Oyapak rivers, French Guiana.
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Physical Description

Size

Maximum size: 40 mm SL
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Max. size

3.5 cm SL (male/unsexed; (Ref. 38376))
  • Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. … 2003 Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)   http://www.fishbase.org/references/FBRefSummary.php?id=38376&speccode=10622 External link.
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Type Information

Paratype for Hemigrammus guyanensis
Catalog Number: USNM 179756
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): J. Gery
Year Collected: 1957
Locality: French Guiana: Maroni, Creek Toward Ga Kaba, French Guiana, South America
  • Paratype:
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Ecology

Habitat

Environment

benthopelagic; freshwater; pH range: 6.0 - 7.2; dH range: 18
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Life History and Behavior

Life Cycle

Spawns between plants.
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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

aquaculture: likely future use
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