Tiger shark. Photo: Michael Vogelsang

VIENNA (Austria)- Modern tiger sharks are older than previously thought and in the past several tiger shark species existed compared to the single species living today. That’s what an international team of researchers, led by Julia Türtscher from the University of Vienna, found out by examining the fossil record ofContinue Reading

Luminous sharks. Photo by the researchers.

WELLINGTON (New Zealand)- Researchers of the from the Université Catholique de Louvain in Belgium and the National Institute of Water and Atmospheric Research (NIWA) in New Zealand have discovered that three deep-sea species glow in the dark. Including the Kitefin Shark, which is now officially known as the argest-known luminous vertebrate. Glow inContinue Reading

A blacktip reef shark exploring the shallows of St Joseph Atoll Photo by Clare Daly |© Save Our Seas Foundation

ST. JOSEPH ATOLL (Seychelles)- Going after the same prey, but not after each other. Sicklefin lemon and blacktip reef sharks hunt the same bony fishes, crustaceans, molluscs and rays on the atoll of St. Joseph in the Seychelles. Yet they manage to live together in harmony in the confined space of aContinue Reading

Sicklefin Lemon Shark. Photo: Wikpedia Creative Commons

ST.JOSEPH ATOLL (SEYCHELLES)- How do different effects of tides, temperature and time of day affect the behavior of Sicklefin Lemon Sharks (Negaprion acutidens)? A research by Save Our Seas Foundation shows how the sharks become more active at nighttime. The study was done in the tidal waters surrounding a theContinue Reading