In one year, ocean census scientists discovered more than 1,100 new marine species – colossal

a recently discovered type of goby fish

Oceans cover more than 70 percent of the Earth, yet there is so much we have yet to understand about these vast and biodiverse areas. Although we’ve recorded tens of thousands of marine animals over the past decades and scientists are constantly discovering new species, we’ve really only scratched the surface. According to the Nippon Foundation-Nekton Ocean countUp to 90 percent of ocean life remains a mystery.

Ocean Census, a major collaborative program involving the Schmidt Ocean Institute and many others, is accelerating the pace at which marine life is found and documented. Between April 1, 2025 and March 31, 2026 alone, the initiative’s researchers officially discovered 1,121 new species through 13 expeditions and nine “species discovery workshops” involving leading scientists from around the world.

a recently discovered carnivorous sea sponge with bulbous limbs
Carnivorous ‘Death Ball’ Sponge (Chondrocladia sp.), Phylum: Porifera. Taxonomist: Dr. Javier Francisco Cristobo Rodríguez. Image courtesy of ROV SuBastian/Schmidt Ocean Institute

“With many species at risk of disappearing before they are ever documented, we are in a race against time to understand and protect ocean life,” says Dr. Michelle Taylor, head of the Ocean Census Division. “Too many species remain in limbo for years because the process of formally describing them is too slow. We urgently need to change that… Each new species – whether a shark or a sponge – deepens our understanding of marine ecosystems and the benefits they bring to the planet.”

Discover hundreds more newly discovered species in the Ocean Census website.

a composite photo of two recently discovered sea cave shrimp
Sea cave shrimp (Caridion sp.1), Phylum: Arthropoda. Taxonomist: Dr. Hossein Ashrafi. Image courtesy of the Nippon Foundation-Nekton Ocean Census/Hossein Ashrafi
a recently discovered underwater tapeworm
Tapeworm (Drepanophoridae sp.), Phylum: Nemertea. Taxonomist: Dr. Svetlana Maslakova. Image courtesy of The Nippon Foundation-Nekton Ocean Census/Gustav Paulay
a recently discovered small goby fish called a dwarf goby
Dwarf goby (Eviota sp.), Phylum: Chordata. Taxonomist: Dr. Chris Goatley. Image courtesy of Chris Goatley/The Nippon Foundation-Nekton Ocean Census
a recently discovered marine animal known as a
Mystery Ridge Sea Pen (Ptilella sp. OCSS_1146), Phylum: Cnidaria. Taxonomist: Dr. Raissa Hogan. Image courtesy of Paul Satchell/The Nippon Foundation-Nekton Ocean Census/Schmidt Ocean Institute
one recently discovered
“Glass Castle” worm (Dalhousiella yabukii), Phylum: Annelida. Taxonomist: Dr. Naoto Jimi. Image courtesy of The Nippon Foundation-Nekton Ocean Census/JAMSTEC
a recently discovered species of coral
Nicella sp.1. Phylum: Cnidaria. Image courtesy of the Nippon Foundation-Nekton Ocean Census
a recently discovered orange burrowing sea anemone
Burrowing sea anemone (Harenactis sp.), Phylum: Cnidaria. Taxonomist: Dr. Agustin Garese. Image courtesy of The Nippon Foundation-Nekton Ocean Census/Agustín Garese

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