Overview

Comprehensive Description

Biology

Occurs at depths from 3.5-388 m.
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Distribution

Western Atlantic: northern Gulf of Mexico to Straits of Florida in the USA.
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National Distribution

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

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Western Atlantic.
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Physical Description

Morphology

Vertebrae: 18 - 20
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Size

Maximum size: 165 mm TL
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Max. size

16.5 cm TL (male/unsexed; (Ref. 7251))
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Diagnostic Description

Rostrum generally sloping downward with respect to the long axis of the body instead of being horizontal or tilted upward; rostrum length to disk margin length, 2.8-3.7. Ventral surfaces of pectoral and pelvic rays without fleshy pads. Pectoral ray count usually 11. Subopercular lateral line scale count usually 8 (7-9). Vertebral count usually 20, lateral line scale usually 25. Distinguished from parvus by its flatter head (HL 4.3-5.1 to SL) and its larger mouth width of mouth to head depth 1.4 - 1.9 (Ref. 40824).
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Type Information

Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 171763
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): D. Koh
Year Collected: 1958
Locality: Near Brownsville, Texas., Texas, United States, Gulf of Mexico, Atlantic
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 118606
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1940
Locality: Galveston, Texas., Texas, United States, Gulf of Mexico, Atlantic
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188799
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 44
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188784
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 24
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188764
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 86
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188796
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 53
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188801
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 26
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188792
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 59
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188777
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 40
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188765
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 91
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188774
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1941
Locality: SSW Eugene I., Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 15.5 to 15.5
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188771
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1941
Locality: SW by S Eugene I., Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 15 to 15
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188766
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Locality: Madame Canaia, Gulf of Mexico, Atlantic
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188761
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1941
Locality: SW Eugene I., Louisiana, United States, Gulf of Mexico, Atlantic
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188776
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1957
Locality: Off Texas., Texas, United States, Gulf of Mexico, Atlantic
Depth (m): 79 to 84
Vessel: Silver Bay
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 131166
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): H. Whitten
Year Collected: 1945
Locality: Gulf of Mexico: Directly S. of Morgan City, Louisiana, Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 4 to 9
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Paratype for Ogcocephalus declivirostris Bradbury
Catalog Number: USNM 188767
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Year Collected: 1938
Locality: Louisiana, United States, Gulf of Mexico, Atlantic
Depth (m): 18
Vessel: Pelican
  • Paratype: Bradbury, M. G. 1980. Proceedings of the California Academy of Sciences, Fourth Series. 42 (7): 269.
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Ecology

Habitat

Environment

demersal; marine; depth range 4 - 388 m (Ref. 40824)
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Depth range based on 16 specimens in 1 taxon.
Water temperature and chemistry ranges based on 10 samples.

Environmental ranges
  Depth range (m): 18 - 219
  Temperature range (°C): 14.769 - 24.381
  Nitrate (umol/L): 1.437 - 22.995
  Salinity (PPS): 35.766 - 36.393
  Oxygen (ml/l): 2.874 - 4.893
  Phosphate (umol/l): 0.170 - 1.085
  Silicate (umol/l): 1.413 - 5.267

Graphical representation

Depth range (m): 18 - 219

Temperature range (°C): 14.769 - 24.381

Nitrate (umol/L): 1.437 - 22.995

Salinity (PPS): 35.766 - 36.393

Oxygen (ml/l): 2.874 - 4.893

Phosphate (umol/l): 0.170 - 1.085

Silicate (umol/l): 1.413 - 5.267
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Habitat Type: Marine

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Migration

Non-Migrant: No. All populations of this species make significant seasonal migrations.

Locally Migrant: No. No populations of this species make local extended movements (generally less than 200 km) at particular times of the year (e.g., to breeding or wintering grounds, to hibernation sites).

Locally Migrant: No. No populations of this species make annual migrations of over 200 km.

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Conservation

Conservation Status

National NatureServe Conservation Status

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: GNR - Not Yet Ranked

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Threats

Not Evaluated
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