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| Tarpon (Megalops atlanticus) | |
|---|---|
| Name | Tarpon |
| Genus | Megalops |
| Species | atlanticus |
| Authority | (Bonnaterre, 1788) |
Tarpon (Megalops atlanticus) is a large coastal and estuarine fish valued for sportfishing and ecological role. It is studied by researchers from institutions such as Smithsonian Institution, Scripps Institution of Oceanography, NOAA, National Oceanic and Atmospheric Administration, and Florida Fish and Wildlife Conservation Commission who collaborate with anglers, conservation organizations, and fisheries managers. Conservation policy, recreational fisheries, and ecosystem studies involving tarpon intersect with agencies and stakeholders including International Union for Conservation of Nature, Monroe County, Florida, Everglades National Park, Gulf of Mexico Fishery Management Council, and regional universities.
Megalops atlanticus was described by the naturalist Pierre Joseph Bonnaterre in 1788 and placed in the family Megalopidae, alongside related taxa studied by systematists at the Natural History Museum, London, Muséum national d'Histoire naturelle, and American Museum of Natural History. Taxonomic work has involved comparative morphology and molecular analyses conducted at University of Miami, University of Florida, Duke University, and University of British Columbia, with nomenclatural references in catalogs by the International Commission on Zoological Nomenclature. Common names used regionally include tarpon, silver king, and toma in sources ranging from early accounts by Captain James Cook and colonial records in Cuba to sporting literature published by Field & Stream and researchers affiliated with Woods Hole Oceanographic Institution.
Adults reach lengths exceeding 2.5 meters and weights surpassing 100 kilograms, characteristics documented in collections at Smithsonian Institution and museums such as Florida Museum of Natural History and Natural History Museum, London. Morphological identification relies on features compared in monographs from Royal Society, including the large cycloid scales, dorsal fin with elongated last ray, and an upturned terminal mouth; diagnostic keys appear in guides by FAO and field manuals used by NOAA Fisheries. Identification in the field often references images and records maintained by National Audubon Society, Marine Conservation Society, and regional angling clubs such as the International Game Fish Association.
Tarpon occupy subtropical and tropical waters of the Atlantic, Gulf of Mexico, and Caribbean Basin, with records from Bermuda, Florida Keys, Gulf of Mexico, Yucatán Peninsula, Brazil, West Africa, and islands such as Bahamas and Barbados. Habitat use includes coastal estuaries, mangroves monitored in studies at Everglades National Park and Mesoamerican Barrier Reef, lagoons cited in surveys by NOAA and seagrass beds documented by Southeast Fisheries Science Center. Seasonal movements and wintering sites are reported in tagging programs run by University of Miami, University of South Florida, and collaborative projects with Gulf Islands National Seashore.
Tarpon are air-breathing, surface-oriented fishes exhibiting diel movement patterns and schooling behavior described in ecological studies published by Ecological Society of America and universities including Florida International University and University of North Carolina at Wilmington. They feed on fish and crustaceans; prey interactions and trophic role have been analyzed in papers affiliated with Woods Hole Oceanographic Institution, Scripps Institution of Oceanography, and Dauphin Island Sea Lab. Predation on tarpon juveniles involves species such as bull shark, nurse shark, and large groupers recorded by researchers at Harbor Branch Oceanographic Institution and regional marine reserves like Dry Tortugas National Park. Movement ecology and migration have been tracked using telemetry projects supported by NOAA Fisheries, Gulf of Mexico Fishery Management Council, and tagging networks run with University of Florida.
Reproductive biology includes broadcast spawning offshore with leptocephalus larvae stages similar to those of eels, described in developmental studies from Scripps Institution of Oceanography, Marine Biological Laboratory, and laboratories at Smithsonian Tropical Research Institute. Larval dispersal, nursery use of mangroves and estuaries, and juvenile growth have been subjects of research by Florida Fish and Wildlife Conservation Commission, NOAA Atlantic Oceanographic and Meteorological Laboratory, and universities including Oregon State University where cohort analyses and otolith microchemistry studies have been conducted. Sexual maturity, fecundity, and spawning seasonality vary across populations, issues addressed in management plans by Gulf of Mexico Fishery Management Council and assessments referenced by International Union for Conservation of Nature.
Threats include habitat loss from coastal development in regions like Miami, Tampa Bay, and the Yucatán Peninsula, pollution incidents monitored by Environmental Protection Agency, and fishing pressure documented by agencies such as NOAA and state commissions including Florida Fish and Wildlife Conservation Commission. Conservation measures involve protected areas like Everglades National Park, catch-and-release guidelines advocated by International Game Fish Association, and monitoring programs run by NOAA Fisheries and NGOs such as The Nature Conservancy and Oceana. International assessments and policy recommendations have been issued by IUCN, regional fisheries management bodies, and academic collaborations involving University of Miami and Duke University.
Tarpon are a marquee species for recreational anglers represented by organizations including the International Game Fish Association, Tarpon Tournament organizers in Florida Keys and Robertsport-area events in Liberia, with economic analyses conducted by researchers at University of Florida and University of Miami. Angling culture, catch-and-release ethics, and tournament regulations intersect with tourism bureaus in Monroe County, Florida, conservation NGOs such as Bonefish & Tarpon Trust, and local businesses supporting charter fleets documented by chambers of commerce in Key West and Fort Lauderdale. Scientific collaborations between anglers, universities, and agencies like NOAA advance tagging, population assessments, and best-practice handling techniques promoted by International Game Fish Association and regional marinas.
Category:Megapopulation