An authoritative classification and catalogue of marine names

Pseudolella granulifera, author: Campinas Bezerra, Tania Nara
  
Spio aequalis, author: Read, Geoffrey
  
Micrura fasciolata - Specimen from Sweden, author: Strand, Malin
  
Oscarella balibaloi, author: Pérez Thierry
  
Sacculina carcini Thompson, 1836, author: Hillewaert, Hans
  
WoRMS is continuously updating and strives to reflect current published scientific knowledge, without making new taxonomic decisions. The Data Management Team welcomes any feedback and suggestions for improvement. See more details and citation guidelines.

News

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Awardees for the 2025 WoRMS Achievement & Early Career Researcher Award known

Added on: 2025-06-17 11:59:57 by Goharimanesh, Mona
This year, Sammy De Grave has been honored with the WoRMS Achievement Award, and the WoRMS Early Career Researcher Award goes to Sávio Gabriel Gomes Pereira. ...

Introducing the World List of Octocorallia, a companion to the World Lists of Actiniaria and Scleractinia

Added on: 2025-06-02 10:35:28 by Vandepitte, Leen
Today is the launch day for the World List of Octocorallia, a Global Species Database under the umbrella of the World Register of Marine Species (WoRMS). ...

Giving Wim Decock – WoRMS DMT member - a rousing send-off: well-deserved retirement awaits!

Added on: 2025-05-27 12:27:26 by Vandepitte, Leen
Over the years as coordinator of the World Register of Marine Species, I’ve (co-)written and distributed a fair share of news messages, ranging from exciting updates, over more formal and objective announcements on new collaboration agreements, to annual updates and the occasional obituary. Never before have I had to wave goodbye to a long-servin ...

Applications for the Ocean Census Species Discovery Awards 2025 are open

Added on: 2025-04-01 16:29:29 by Vandepitte, Leen
Thanks to the contribution of The Nippon Foundation, the Ocean Census is offering financial awards of $5,000 to $20,000 to support marine species discovery around the world. ...

IMARPE presents the Peruvian Register of Marine Species platform

Added on: 2025-03-26 17:01:58 by Vandepitte, Leen
This verified database groups the marine species recorded from Peru. ...

WoRMS press release: Ten remarkable new marine species from 2024

Added on: 2025-03-19 00:40:18 by Dekeyzer, Stefanie
As for previous years, the World Register of Marine Species (WoRMS) has again released its annual list of the top-ten marine species described by researchers during the past year to coincide with World Taxonomist Appreciation Day on March 19th! ...

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Currently in WoRMS

Accepted marine species

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Marine species names, including synonyms

516 538


Species with image

52 566 (81% checked)