Deep-sea amphipods range far and deep
University of Western Australia
Published: 20 March 2026
DNA analysis of amphipods from 26 abyssal and hadal zones worldwide reveals Hirondellea gigas and H. dubia have far broader distributions than known, inhabiting depths from 2,500 to 10,929 meters.
Keywords: deep-sea amphipods, hadal zone, biogeography, Hirondellea, marine biodiversity, DNA analysis, ocean trenches, deep ocean
More than 110 new species from the Coral Sea revealed
Commonwealth Scientific and Industrial Research Organisation (CSIRO) Oceans and Atmosphere
Published: 1 April 2026
Scientists led by CSIRO and Nippon Foundation-Nekton Ocean Census discovered over 110 new fish and invertebrate species, including a ghost shark, between 200-3,000m deep in the Coral Sea Marine Park.
Keywords: deep-sea species, Coral Sea, marine biodiversity, species discovery, ghost shark, deep-water exploration, invertebrates, ocean census
ASU expedition finds an aquatic world teeming with life
Arizona State University
Published: 4 March 2026
ASU researchers explored hydrothermal vents at the Juan de Fuca Ridge using the Alvin submersible, collecting samples under deep-sea pressure to gain new insights into microbial roles in ocean chemistry and ecosystem health.
Keywords: hydrothermal vents, deep sea, microbes, Juan de Fuca Ridge, Alvin submersible, ocean chemistry, biodiversity
