Overview

Comprehensive Description

Biology

Occurs occasionally in deeper waters.
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Distribution

Central America: Belize, Guatemala and Honduras.
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Belize, Guatemala and Honduras.
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Physical Description

Size

Maximum size: 42 mm SL
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Max. size

4.2 cm SL (male/unsexed; (Ref. 30499)); 4 cm (female)
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Type Information

Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 197518
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & A. Holloway
Year Collected: 1946
Locality: Guatemala: Lake Izabal In Bay Just SW of Main Mouth of the Rio Polochic. West End of Lake Izabal. 3 Ft. or Less, Guatemala, North America
Depth (m): 1
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 134590
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & A. Holloway
Year Collected: 1946
Locality: Guatemala, Lake Izabal At El Paraiso. and In a Small Tributary About Midway On North Shore., Guatemala, North America
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 134589
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & J. Mendizabal
Year Collected: 1946
Locality: Guatemala, Tributary To Lake Izabal Near N.E. End, Guatemala, North America
Depth (m): 1 to 1
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 134588
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & J. Mendizabal
Year Collected: 1946
Locality: Guatemala, Lake Yzabal, Near N.E.Corner, Guatemala, North America
Depth (m): 0.8 to 0.8
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 134587
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & J. Mendizabal
Year Collected: 1946
Locality: Guatemala, Rio Dulce At San Felipe Between Lake Yzabal and the Solfete, Guatemala, North America
Depth (m): 1 to 1
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 114343
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller, A. Holloway & J. Midence
Year Collected: 1947
Locality: Guatemala: Jicotea Creek Tributary Rio Sarstoon, ca. 18 mi. Above Mouth, Guatemala, North America
Depth (m): 2 to 2
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 114321
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller & A. Holloway
Year Collected: 1947
Locality: Guatemala and British Honduras, Rio Sarstoon About 20 mi. Above Mouth, Belize, North America
Depth (m): 0.2 to 0.2
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 114276
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller, A. Holloway & J. Midence
Year Collected: 1947
Locality: Guatemala, Rio Sauce About 2 Miles SW. of El Estor, At Mouth In L. Yzabal, Guatemala, North America
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Paratype for Gambusia luma Rosen & Bailey
Catalog Number: USNM 134592
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): R. Miller
Year Collected: 1946
Locality: Guatemala, Panzo'S City, Rio Polochic At Panzos, Trib Lake Yzabal, Guatemala, North America
Depth (m): 0.5 to 0.5
  • Paratype: Rosen, D. E. & Bailey, R. M. 1963. Bulletin of the American Museum of Natural History. 126 (art. 1): 99.
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Ecology

Habitat

Environment

benthopelagic; freshwater; brackish; pH range: 7.2 - 7.8; dH range: 10 - 25
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Life History and Behavior

Life Cycle

Gestation period is about 24 days. Produces 10 to 20 young.
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Conservation

Threats

Not Evaluated
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