Paper tracks tiger shark migration patterns
The journal Scientific Reports has published a paper that documents tiger shark’s (Galeocerdo cuvier) movements over na extended period. Individual animals were shown to make annual, repeated journeys of over 7,500 km in the northwest Atlantic, from Caribbean coral reefs to “high latitude ocean areas” as far north as Connecticut.
Video: Cave diving in Sweden
Palau sinks poacher’s vessels
Yahoo News reports that the Republic of Palau has burnt 4 boats that were being used by Vietnamese fisherman to illegally fish in Palau’s waters. They were among the 15 that have been impounded since last year and were loaded with sharks and shark fins, lobsters, sea cucumbers and reef fish.
Story behind images of humpback whales fighting underwater
Image: Seahorse by Pasquale Vassallo
Pasquale Vassallo shared his amazing image of a short snouted seahorse (Hippocampus hippocampus) on the Wetpixel Facebook Group Pasquale captured the image during a night dive in the Mediterranean Sea, in a canal linking the sea of the Gulf of Naples and the lagoon Maremorto - Bacoli at a depth of 2 meters.
Sony unveils the RX100 IV compact camera
Sony has announced two new pro compact cameras. The RX100 IV is of interest for underwater use and features up to 40x slow motion capture (at 960p) and up to 5 minutes of 4K filming. Autofocus has been improved and there are new customizable controls. It features a ZEISS® Vario-Sonnar T* 24-70mm (35mm equivalent) F1.8-F2.8 lens.
Sony announces the a7r II mirrorless full frame camera
Sony has announced the a7r II full frame mirrorless camera. It has a back-illuminated 42.4 MP sensor and on-sensor phase detection autofocus. ISO is expandable up to 102,400 and video can be captured in 4k (UHD) video at 30p/25p or 24p in the XAVC S format.
MBARI discovers deepest hydrothermal vents in Pacific
Scientists with the Monterey Bay Aquarium Research Institute (MBARI) recently discovered the deepest known hydrothermal vents in the Pacific Ocean during expeditions in the Gulf of California. The location of the vents are in a portion of the Gulf of California known as the Pescadero Basin, approximately one hundred miles east of La Paz. At 3,800 meters below the surface, this newly discovered field of hydrothermal vents are the deepest known in the Pacific Ocean.
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