Purple Octopus - using citizen science to discover marine interactions

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You can search for a marine species or other entities that have been tagged in the message content by using the search box on the right hand side of the page.

Browse the WoRMS taxonomy


You can also find a marine species by browsing through the WoRMS taxonomy on the right hand side.

The taxonomy here displays all parent and child nodes of the taxonomy that are tagged as accepted or synonymised. Only species tagged as marine are shown (so you may find some parent nodes with no species within them).

Search for a Species
Browse For a Marine Species
Click the links to browse through the WoRMS marine species taxonomy.
Animalia
  Mollusca
  Porifera
  Platyhelminthes
  Nematoda
  Annelida
  Nemertina
  Arthropoda
  Ctenophora
  Cnidaria
  Sipuncula
  Echiura
  Pogonophora
  Entoprocta
  Tardigrada
  Phoronida
  Brachiopoda
  Echinodermata
  Hemichordata
  Chordata
  Gastrotricha
    Chaetonotoidea
    Macrodasyoidea
    Macrodasyida
    Chaetonotida
      Multitubulatina
      Paucitubulatina
        Chaetonotidae
          Hemichaetonotus
          Chitonodytes
          Pseudichthydium
          Chaetonotinae
              Aspidiophorus
              Chaetonotus
              Halichaetonotus
                Halichaetonotus aculifer
                Halichaetonotus arenarius
                Halichaetonotus atlanticus
                Halichaetonotus balticus
                Halichaetonotus batillifer
                Halichaetonotus clavicornis
                Halichaetonotus dubius
                Halichaetonotus etrolomus
                Halichaetonotus genatus
                Halichaetonotus jucundus
                Halichaetonotus lamellatus
                Halichaetonotus littoralis
                Halichaetonotus margaretae
                Halichaetonotus marivagus
                Halichaetonotus paradoxus
                Halichaetonotus parvus
                Halichaetonotus pleuracanthus
                Halichaetonotus riedli
                Halichaetonotus schromi
                Halichaetonotus spinosus
                Halichaetonotus swedmarki
                Halichaetonotus tentaculatus
                Halichaetonotus thalassopais
                Halichaetonotus marinus
                Halichaetonotus decipiens
                Halichaetonotus italicus
                Halichaetonotus australis
                Halichaetonotus bataceus
                Halichaetonotus poloniense
                Halichaetonotus testiculophorus
              Heterolepidoderma
              Ichthydium
              Lepidodermella
              Caudichthydium
        Xenotrichulidae
        Muselliferidae
  Chaetognatha
  Ectoprocta
  Mesozoa
  Rotifera
  Gnathostomulida
  Acanthocephala
  Cycliophora
  Cephalorhyncha
  Placozoa
  Bryozoa
  Myxozoa
  Sipunculida
  Pentastomida
  Nemertini
Plantae
Fungi
Protozoa
Bacteria
Chromista
Archaea
Viruses
Monera