NOTES ON THE BEHAVIOR AND ECOLOGY OF THE KILLIFISH RIVULUS MARMORATUS POEY 1880 (CYPRINODONTIDAE)

NOTES ON THE BEHAVIOR AND ECOLOGY OF THE KILLIFISH RIVULUS MARMORATUS POEY 1880 (CYPRINODONTIDAE)

Fifty-one Rivulus marmoratus were found under partially submerged logs and less frequently in leaf litter in intertidal areas of Big Mangrove Key, Florida, and 2 were found in identical habitat on Grand Cayman, British West Indies. Gut contents of 21 R. marmoratus consisted of insects, arachnids, co...

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Veröffentlicht in:Florida scientist 1985-01, Vol.48 (1), p.1-7
Hauptverfasser: Huehner, Martin K., Schramm, Mary E., Hens, Mark D.
Format: Artikel
Sprache:eng
Schlagworte:
Aquarium fishes
Brackish
Ecology
Fish
Fish scales
Insect larvae
Keys
Marine
Plant litter
Rivulus marmoratus
Sea water
Termites
Wildlife habitats
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Zusammenfassung:Fifty-one Rivulus marmoratus were found under partially submerged logs and less frequently in leaf litter in intertidal areas of Big Mangrove Key, Florida, and 2 were found in identical habitat on Grand Cayman, British West Indies. Gut contents of 21 R. marmoratus consisted of insects, arachnids, copepods, polychaetes, vegetable debris, and fish scales. Aquarium maintained fish captured terrestrial prey close to the water's edge, but ingestion occurred exclusively in the water. At 19-20°C R. marmoratus showed a significant (P
ISSN:0098-4590