Galeus Thalassinus Collection

Couple of Blue shark (Prionace glauca) and Pilot fish (Naucrates ductor), Pico Island, Azores, Portugal, Atlantic Ocean

Blue shark (Prionace glauca) with fishing hook caught in mouth and Pilot fish (Naucrates ductor), Pico Island, Azores, Portugal, Atlantic Ocean

Blue shark (Prionace glauca) with a pair of pilot fish (Naucrates ductor) off Halifax, Nova Scotia, Canada. July

Blue shark (Prionace glauca) off Halifax, Nova Scotia, Canada. July

RF - Blue shark (Prionace glauca) cruises beneath the surface of the English Channel with sunbeams. Cornwall, England, UK. (This image may be licensed either as rights managed or royalty free.)

Blue shark (Prionace glauca) and Pilot fish (Naucrates ductor), Pico Island, Azores, Portugal, Atlantic Ocean

Blue shark (Prionace glauca). Canary Islands. North Atlantic Ocean

Overhead view of a blue shark (Prionace glauca) off Halifax, Nova Scotia, Canada. July

Blue shark (Prionace glauca) seen from above with pilot fish, Azores Islands, Portugal, Atlantic Ocean

Blue shark (Prionace glauca) with Pilot fish (Naucrates ductor) off Halifax, Nova Scotia, Canada. July

Blue shark (Prionace glauca) close up, Azores, Portugal. Finalist in Wildlife Photographer of the Year Awards (WPOY) Competition 2014

Blue sharks (Prionace glauca) Faial Island, Azores, Portugal, Atlantic Ocean, September

Great Blue shark (Prionace glauca) viewed from just below the surface, Pico Island, Azores, Portugal, Atlantic Ocean

Blue sharks (Prionace glauca) cruise beneath the surface of the English Channel. Penzance, Cornwall, England, British Isles. North East Atlantic Ocean, August

Blue shark (Prionace glauca) portrait, Penzance, Cornwall, Atlantic Ocean, UK. September

Blue shark (Prionace glauca) close up portrait, CAnary Islands. Atlantic Ocean

Blue shark (Prionace glauca) off Halifax, Nova Scotia, Canada. July

Blue shark (Prionace glauca) Azores, Atlantic Ocean

Split level view of Blue shark (Prionace glauca) at surface at sunset, Azores Islands, Portugal, Atlantic Ocean

Blue shark (Prionace glauca) female off the coast of Portugal. August

Blue shark (Prionace glauca) near the surface of the English Channel. Penzance, Cornwall, England, British Isles. North East Atlantic Ocean, August

Blue shark (Prionace glauca) swimming near the surface of the English Channel. Penzance, Cornwall, England, British Isles. North East Atlantic Ocean, August

Blue shark (Prionace glauca) as it cruises beneath the surface of the English Channel. Penzance, Cornwall, England, British Isles. North East Atlantic Ocean, August

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"Discovering the Enigmatic Galeus thalassinus: A Close Encounter with Blue Sharks and Pilot Fish" Immerse yourself in the captivating world of Galeus thalassinus, commonly known as the blue shark (Prionace glauca). This magnificent species takes center stage in a series of breathtaking encounters across various locations. Off the coast of Pico Island in the Azores, Portugal, a couple of blue sharks gracefully glide through azure waters alongside their loyal companions, pilot fish (Naucrates ductor). The symbiotic relationship between these two species is truly remarkable to witness. Halifax, Nova Scotia becomes another backdrop for this mesmerizing spectacle. Here, a lone blue shark commands attention as it swims elegantly with its trusted pair of pilot fish by its side. The vastness of the North Atlantic Ocean serves as an awe-inspiring canvas for this extraordinary display. However, not all encounters are without challenges. In one striking image captured near Halifax, a brave blue shark valiantly struggles against a fishing hook caught in its mouth while still accompanied by steadfast pilot fish. This poignant reminder highlights both the resilience and vulnerability faced by these incredible creatures. The Canary Islands offer yet another glimpse into the life of Galeus thalassinus. From above, we observe an overhead view that showcases their sleek bodies effortlessly navigating through crystal-clear waters—a testament to their adaptability and grace. Venturing further south to Penzance in England's English Channel reveals more secrets hidden beneath the surface. Blue sharks cruise stealthily beneath rippling waves—silent guardians guarding their mysterious realm. Finally, our journey concludes off Pico Island once again but from just below the surface this time. A great blue shark emerges majestically into view—an encounter that leaves us breathless and humbled by nature's wonders.