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| Pristis pectinata | |
|---|---|
| Name | Smalltooth sawfish |
| Status | CR |
| Status system | IUCN3.1 |
| Genus | Pristis |
| Species | pectinata |
| Authority | Latham, 1794 |
Pristis pectinata Pristis pectinata is a critically endangered species of sawfish notable for its elongated rostrum and large size. It has been the subject of conservation actions by organizations such as World Wildlife Fund, IUCN, CITES, and NOAA Fisheries, and figures in legal protection frameworks like the Endangered Species Act and regional agreements including the Cartagena Convention.
The species was described in the late 18th century during a period of taxonomic activity involving naturalists such as John Latham, contemporaneous with work by Carl Linnaeus, Georges Cuvier, and Alexander von Humboldt. Its placement within the order Rhinopristiformes and family Pristidae has been evaluated alongside genera treated by researchers affiliated with institutions like the Smithsonian Institution, Natural History Museum, London, and American Museum of Natural History. Molecular studies referencing techniques used by teams from Scripps Institution of Oceanography, University of Miami, and James Cook University have refined relationships among sawfishes previously debated by taxonomists such as Gilbert Whitley and Martin Thiel.
Adults possess the signature saw-like rostrum studded with lateral teeth, a morphology compared in anatomical surveys to structures described by Anatomical Society (Great Britain and Ireland) contributors and cataloged in collections of Royal Society natural history volumes. Typical size metrics reported by field biologists from NOAA, Florida Fish and Wildlife Conservation Commission, and Australian Institute of Marine Science indicate individuals can exceed typical lengths recorded in the literature consulted by scholars at University of Oxford, Harvard University, and University of Cambridge. Morphological descriptions reference museum specimens curated at institutions such as the Natural History Museum, London, Smithsonian National Museum of Natural History, and Muséum national d'Histoire naturelle (Paris).
Historically found across a range that included coastal waters documented by explorers associated with HMS Beagle, Spanish Florida, and trade routes of the Dutch East India Company, modern populations are now largely restricted to areas monitored by conservation programs run by NOAA, Bahamas National Trust, The Nature Conservancy, and regional agencies in the Gulf of Mexico, Caribbean Sea, and western Atlantic Ocean. Habitats include shallow estuaries and bays studied in long-term projects by researchers at University of Florida, University of the West Indies, and University of South Florida, and are impacted by developments tied to municipalities such as Miami, New Orleans, and Port-au-Prince.
The species' life history elements—reproductive timing, fecundity, and growth rates—have been examined in field studies conducted by teams from NOAA Fisheries, University of Miami Rosenstiel School of Marine and Atmospheric Science, and Duke University alongside tagging programs operated by Ocearch-style collaborations and telemetry efforts imported from methodologies used by Monterey Bay Aquarium Research Institute. Predatory interactions, diet composition, and trophic role have been compared to ecological findings published by researchers affiliated with Woods Hole Oceanographic Institution, Scripps Institution of Oceanography, and University of British Columbia. Juvenile nursery areas have been identified using approaches developed by groups at Dauphin Island Sea Lab, Mote Marine Laboratory, and Florida Museum of Natural History.
Primary threats include habitat loss from coastal development tied to projects in cities like Miami Beach, pollution episodes studied following events at facilities referenced by Environmental Protection Agency, and incidental capture in fishing gear regulated by bodies such as NOAA, Food and Agriculture Organization, and regional fisheries agencies in Bahamas and Cuba. Conservation responses have involved listing under the Endangered Species Act, trade restrictions by CITES, recovery planning coordinated by NOAA Fisheries and NGOs like World Wildlife Fund and Wildlife Conservation Society, and habitat protection through initiatives such as marine protected areas promoted by United Nations Environment Programme and the Caribbean Marine Protected Area Managers Network. Captive propagation efforts and rehabilitation protocols have been trialed by institutions including the Monterey Bay Aquarium, Mote Marine Laboratory, and Shedd Aquarium.
Historically, the saw and body parts figured in artisanal uses tied to markets referenced in accounts from Spanish explorers and colonial archives in Havana and New Orleans, while modern outreach and education programs have engaged partners such as National Geographic Society, BBC Natural History Unit, and Smithsonian Institution to raise awareness. Legal frameworks involving enforcement by agencies like NOAA Office of Law Enforcement, U.S. Fish and Wildlife Service, and regional coast guards have intersected with community-based stewardship projects led by organizations such as The Nature Conservancy and local NGOs in the Bahamas and Belize.