Study area map of southeastern US

NEW PAPER - Early View: Assessing differences among elasmobranch nurseries to aid #conservation based on a genomics framework 🦑🧪🦤🐟🦈 conbio.onlinelibrary.wiley.com/doi/10.1111/...

Thermal performance and activation energy explain flexible thermal habitat use in great hammerhead sharks Highlighted Article: Performance data from great hammerhead sharks indicate a thermal optimum of 29.3°C; however, they have low activation energies compared with other large sharks, enabling high perf...

Thermal performance and activation energy explain flexible thermal habitat use in great hammerhead sharks 🦑🌎🐟🦈 journals.biologists.com/jeb/article-...

The diet of juvenile and mature lemon sharks in the southeast United States - Environmental Biology of Fishes The lemon shark (Negaprion brevirostris) is a coastal species found in a variety of nearshore marine ecosystems in the Western Atlantic Ocean. Although studies on the diet of juvenile lemon sharks are...

The diet of juvenile and mature lemon sharks in the southeast United States 🦑🌎🐟🦈 link.springer.com/article/10.1...

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A large bull shark facing the camera, with one eye visible, with other sharks and fish in the background. It is set against a dark blue open ocean.

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Using genetic data, this study reveals a poleward shift of bull sharks along the U.S. Atlantic. These findings provide the first genetic evidence of a climate-driven response in a large, highly mobile marine predator.
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New Requirements for Smoothhound Sharks Beginning June 5, 2027 On March 5, 2026, the Conference of the Parties to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) added all Mustelus species to Appendix II of CITES with a...

New Requirements for Smoothhound Sharks Beginning June 5, 2027 🦑🐟🦈 www.fisheries.noaa.gov/new-england-...

The Unseen Crisis of Sharks and Rays in Senegal This study presents a conservative quantitative assessment of shark and ray landings and trade in Senegal, revealing extensive exploitation of threatened species. Surveys at two major artisanal proce...

The Unseen Crisis of Sharks and Rays in Senegal
🦑🦤🐟🦈 onlinelibrary.wiley.com/doi/pdf/10.1...

Electronic pulse device deters and delays shark feeding in a depredation context Fishers losing their catch or gear to marine predators (‘depredation’), including sharks, is a growing problem around the world. Several types of devices have been tested to deter sharks from engagin...

Electronic pulse device deters and delays shark feeding in a depredation context. 🦑🌿🐟🦈 onlinelibrary.wiley.com/doi/10.1111/...

Reproductive biology of the pelagic thresher shark (Alopias pelagicus) in the Eastern-Central Pacific Ocean The pelagic thresher shark (Alopias pelagicus) is a cartilaginous fish of significant importance to fisheries in Ecuador. However, little is known abo…

Reproductive biology of the pelagic thresher shark (Alopias pelagicus) in the Eastern-Central Pacific Ocean 🦑🧪🐟🦈 www.sciencedirect.com/science/arti...

Predation on sea turtles at sea: A multi‐source synthesis and research perspectives Integrating multiple sources (turtle records, shark diet data, literature and non-conventional online sources) reveals general patterns and major knowledge gaps of predation on sea turtles at sea. Sh...

Predation on sea turtles at sea: A multi-source synthesis and research perspectives 🦑🌿🐟🐢🦈 besjournals.onlinelibrary.wiley.com/doi/abs/10.1...

Indian River Lagoon, Florida Atlantic coast. 🌿🌎🦑🐟

Beyond conservation borders: Feasibility and multidimensional impacts of legalizing longline fishing in the Galapagos Marine Reserve The Galapagos Marine Reserve is internationally recognized as a symbol of marine conservation; however, the effectiveness of protection for many speci…

Beyond conservation borders: Feasibility and multidimensional impacts of legalizing longline fishing in the Galapagos Marine Reserve 🦑🌿🌎🐟🦈 www.sciencedirect.com/science/arti...

Evolution: Shark and ray biodiversity in deep time As marine predators, sharks and rays are key to the health of ocean ecosystems. Despite recent advances, our understanding of their past biodiversity remains controversial. A new study using deep lear...

Evolution: Shark and ray biodiversity in deep time 🦑🧪🐟🦈 www.cell.com/current-biol...

Indian River Lagoon, Florida

Indian River Lagoon, Florida USA. Red mangroves. 🦑🌿🌎

PFAS contamination in Florida estuarine fishes: Levels, patterns, and estimated human and ecological health risks Per- and polyfluoroalkyl substances (PFAS) pose a significant health threat due to their environmental persistence and toxicity. While PFAS contaminat…

PFAS contamination in Florida estuarine fishes: Levels, patterns, and estimated human and ecological health risks 🦑🧪🌿🐟🦈 www.sciencedirect.com/science/arti...

Ecological function of the Ariake Bay as a scalloped hammerhead shark (Sphyrna lewini) nursery in the northwestern Pacific 🦑🌿🐟🦈 www.sciencedirect.com/science/arti...

Sewage and septic systems.

Drugs in paradise: caffeine, cocaine, and painkillers detected in sharks from The Bahamas Pharmaceuticals and illicit drugs are increasingly recognized as contaminants of emerging concern (CECs) in marine environments, particularly in areas…

Drugs in paradise: caffeine, cocaine, and painkillers detected in sharks from The Bahamas 🦑🌿🐟🦈 www.sciencedirect.com/science/arti...

Variation in juvenile bull shark (Carcharhinus leucas) diets across environmental gradients using fecal DNA metabarcoding from cloacal swabs - Environmental Biology of Fishes We used DNA metabarcoding of fecal residue to investigate variation in juvenile bull shark (Carcharhinus leucas) diets across two adjacent bays that vary in impacts from human modification to freshwat...

Variation in juvenile bull shark (Carcharhinus leucas) diets across environmental gradients using fecal DNA metabarcoding from cloacal swabs 🦑🐟🦈 link.springer.com/article/10.1...

First record of microplastics found in shark mermaid’s purses: a hidden threat to ocean apex predators during embryonic stage The pervasive presence of microplastics in marine ecosystems poses a significant threat to apex predators such as sharks, already vulnerable due to anthropogenic pressures. This study presents the ...

First record of microplastics found in shark mermaid’s purses: a hidden threat to ocean apex predators during embryonic stage 🦑🌿🐟🦈 www.tandfonline.com/doi/full/10....

Underwater cameras reveal the behaviours and interactions of marine wildlife around demersal shark fishing gear Commercial shark fisheries use mostly demersal gillnets and demersal longlines to catch the target species. However, they also interact with non-targe…

Underwater cameras reveal the behaviours and interactions of marine wildlife around demersal shark fishing gear 🦑🌿🐟🦈 www.sciencedirect.com/science/arti...

Efficacy of a novel galvanic shark deterrent to reduce catch of elasmobranchs in longline fisheries 🦑🌿🐟🦈 cdnsciencepub.com/doi/full/10....

Bluntnose stingray- IRL Florida

One of many stingray cold-kill mortalities during recent cold weather in the Indian River Lagoon, Florida (bluntnose stingray, Hypanus say). 🦑🌿🐟🦈

Making CITES count for sharks and rays - Nature Ecology & Evolution Recent expanded Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) listings for sharks and rays are welcome — yet seizing this opportunity requires that internatio...

Making CITES count for sharks and rays 🦑🌿🌎🦈 www.nature.com/articles/s41...

Technical mitigation measures to reduce the bycatch of sharks: there is no silver bullet - Reviews in Fish Biology and Fisheries Incidental catch (bycatch) of sharks in commercial fisheries is driving global population declines. In this review we assess the efficacy of a comprehensive list of technical bycatch mitigation measur...

Technical mitigation measures to reduce the bycatch of sharks: there is no silver bullet 🦑🌿🐟🦈 link.springer.com/article/10.1...

New record of white shark, Carcharodon carcharias (Elasmobranchii, Lamniformes, Lamnidae), from the Mediterranean Spanish coast 🦑🌿🐟🦈 public.pensoft.net/items/?p=7TV...

Trophic ecology and stable isotope niche space of tunas, billfishes, and sharks in New Zealand waters 🦑🧪🐟🦈 connectsci.au/mf/article/d...

Join us for Ocean Encounters TONIGHT at 7:30pm (ET) to learn more about the biggest fish in the ocean—and what they can teach us about ocean health.
👉 Register for this live virtual event: go.whoi.edu/predators

#OceanEncounters is an official event of the @unoceandecade.bsky.social

Form, Function and Feeding: Changes in Tooth Size and Shape Associated With Ontogenetic Changes in Prey Consumption by Australian White Sharks (Carcharodon carcharias) White sharks exhibit distinct ontogenetic shifts in tooth morphology that underpin changes in diet and ecological function. Using Elliptic Fourier Analysis and traditional morphometrics, we reveal si...

Form, Function and Feeding: Changes in Tooth Size and Shape Associated With Ontogenetic Changes in Prey Consumption by Australian White Sharks (Carcharodon carcharias) 🦑🧪🐟🦈 onlinelibrary.wiley.com/doi/10.1002/...

It may be another species (from basic morphology alone) - was labeled by the authors.