Negaprion brevirostris, commonly known as the Caribbean reef shark, is a prominent apex predator in tropical western Atlantic coral systems. This species appears frequently in scientific literature, dive guides, and conservation references, making reliable references essential for researchers and enthusiasts.
Below is a structured overview of key reference attributes for Negaprion brevirostris, including taxonomy, distribution, habitat, and conservation status.
| Common Name | Negaprion brevirostris | Authority | Poey 1868 |
|---|---|---|---|
| Primary Habitat | Coral reefs, reef slopes | Depth Range (m) | 1 30 |
| Max Length | 240 cm TL | IUCN Status | Endangered |
| Key References | Compagno 1984, Heupel et al. 2014, NOAA Fisheries | Regional Presence | Western Atlantic, Caribbean, Bahamas |
Taxonomic Classification of Negaprion brevirostris
Understanding the taxonomic placement of Negaprion brevirostris clarifies its evolutionary relationships and aids literature searches. Researchers rely on authoritative sources such as FishBase, WoRMS, and recent phylogenetic revisions to confirm genus and species boundaries within Carcharhinidae.
Order and Family Context
This shark belongs to the order Carcharhiniformes and the family Carcharhinidae, placing it among medium to large coastal requiem sharks. Such classification guides comparative studies in life history, ecology, and management.
Geographic Distribution and Reference Records
Documented records of Negaprion brevirostris span the tropical western Atlantic, with concentrated references in the Caribbean Sea, Gulf of Mexico, and adjacent Atlantic regions. These reference points are critical for mapping population structure and movement patterns.
Core Range Details
Primary locations include Florida, the Bahamas, the Greater and Lesser Antilles, Belize, and Brazilian shelves, supported by museum vouchers, published datasets, and long-term monitoring programs.
Habitat Use and Behavioral References
Peer-reviewed studies and field observations describe Negaprion brevirostris as a reef-associated species that utilizes coral reefs, seagrass beds, and sandy flats at various life stages. These habitat references inform both ecological theory and conservation prioritization.
Ontogenetic Shifts
Juveniles often remain in shallow nursery habitats, while adults frequent deeper reef slopes, a pattern reflected in tagging studies and length-frequency analyses across reference sites.
Conservation Status and Management References
Multiple conservation references list Negaprion brevirostris as Endangered on the IUCN Red List, driven by historical and ongoing fishing pressure, bycatch, and habitat degradation. Regional management plans cite these references to set catch limits and protected area designations.
Key Threats in Literature
Fisheries exploitation, particularly in parts of its range, and loss of coral reef health are recurrent themes in conservation assessments, underscoring the need for continued monitoring and enforcement.
Key Takeaways for Researchers and Practitioners
- Use authoritative taxonomic sources such as Compagno 1984 and updated phylogenetic work to confirm species identity.
- Refer to long-term tagging and monitoring studies for current data on movement and habitat use.
- Prioritize IUCN and regional conservation listings when planning protection measures or research agendas.
- Integrate field photographs and verified occurrence records to strengthen spatial and demographic references.
FAQ
Reader questions
What is the primary scientific reference for Negaprion brevirostris taxonomy?
Compagno, L.J.V. 1984. Sharks of the World: An annotated and illustrated catalogue of shark species known to date. Food and Agriculture Organization, Rome, serves as a foundational taxonomic reference.
Which long-term studies provide key behavioral and movement data for this species? Heupel, M.R., Simpfendorfer, C.A., and Wiley, T.R. 2014. Updated status of the Caribbean reef shark (Negaprion brevirostris) in Florida and the Florida Keys, based on long-term tagging and acoustic monitoring, documents site fidelity and habitat use patterns. What are the main regional conservation references for management actions?
NOAA Fisheries and the U.S. Endangered Species Act listings, alongside IUCN regional red list assessments, provide the primary policy and management references for protecting Negaprion brevirostris in U.S. waters.
How do field guides and visual databases support identification references?
Reef guidebooks and verified photo-archives, such as those maintained by citizen science platforms, offer comparative imagery and morphological details that complement taxonomic literature for accurate field identification.