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
    Crustacea
    Chelicerata
      Arachnida
        Acarina
          Prostigmata
            Pontarachnidae
            Halacaroidea
              Halacaridae
                Acarochelopodia
                Actacarus
                Anomalohalacarus
                Copidognathides
                Copidognathus
                Agaue
                Agauides
                Agauopsis
                Arhodeoporus
                Atelopsalis
                Bathyhalacarus
                Bradyagaue
                Camactognathus
                Coloboceras
                Colobocerasides
                Halacarellus
                Halacaropsis
                Halacarus
                  Halacarus (Halacarellus)
                  Halacarus actenos
                  Halacarus aegyptus
                  Halacarus balgimus
                  Halacarus bisulcus
                  Halacarus borealis
                  Halacarus ctenopus
                  Halacarus griseus
                  Halacarus longiunguis
                  Halacarus prolongatus
                  Halacarus rismondoi
                  Halacarus spiniger
                  Halacarus subtilis
                  Halacarus leptopus
                  Halacarus longior
                  Halacarus arnaudi
                  Halacarus cucullatus
                  Halacarus excellens
                  Halacarus gracileunguiculatus
                  Halacarus hemispinosus
                  Halacarus minor
                  Halacarus nanus
                  Halacarus otiosus
                  Halacarus parmatus
                  Halacarus profundus
                  Halacarus propinquus
                  Halacarus robustus
                  Halacarus setifer
                  Halacarus validus
                  Halacarus werthi
                  Halacarus (Polymela)
                      Halacarus (Polymela) occultus
                  Halacarus arenarius
                  Halacarus atlanticus
                  Halacarus celatus
                  Halacarus chilcottensis
                  Halacarus dictyotus
                  Halacarus discophorus
                  Halacarus echinatus
                  Halacarus elegans
                  Halacarus falklandensis
                  Halacarus flavellus
                  Halacarus frontiporus
                  Halacarus fuscatus
                  Halacarus helenae
                  Halacarus heraldensis
                  Halacarus higginsi
                  Halacarus juliani
                  Halacarus lamellipes
                  Halacarus magniporus
                  Halacarus malaysius
                  Halacarus membraneus
                  Halacarus microps
                  Halacarus mitrellus
                  Halacarus mollis
                  Halacarus mooreus
                  Halacarus multispinus
                  Halacarus newelli
                  Halacarus nitidus
                  Halacarus oblongus
                  Halacarus obtusus
                  Halacarus parvulus
                  Halacarus perditus
                  Halacarus peregrinus
                  Halacarus psammophilus
                  Halacarus rarus
                  Halacarus sabulonis
                  Halacarus socius
                  Halacarus spathulifer
                  Halacarus spongiphilus
                  Halacarus striatellus
                  Halacarus strigatus
                  Halacarus striolus
                  Halacarus tritoni
                  Halacarus triunguis
                  Halacarus turgidus
                  Halacarus zealandicus
                  Halacarus anomalus
                  Halacarus frontispinis
                  Halacarus lamellosus
                  Halacarus murrayi
                Parhalixodes
                Pelacarus
                Thalassarachna
                Werthella
                Lohmannella
                Scaptognathus
                Isobactrus
                Metarhombognathus
                Rhombognathides
                Rhombognathus
                Acaromantis
                Simognathus
                Acanthohalacarus
                Acanthopalpus
                Mictognathus
                Leptospathis
                Acarothrix
                Arenihalacarus
                Astacopsiphagus
                Australacarus
                Corallihalacarus
                Enterohalacarus
                Halacaroides
                Hamohalacarus
                Himejacarus
                Lobohalacarus
                Parasoldanellonyx
                Peregrinacarus
                Phacacrus
                Pontacarus
                Porohalacarus
                Porolohmannella
                Pseudosoldanellonyx
                Rhombognathopsis
                Ropohalacarus
                Scaptognathides
                Soldanellonyx
                Spongihalacarus
                Stygohalacarus
                Thalassacarus
                Thallassopthirius
                Tropihalacarus
                Velardoacarus
                Werthelloides
                Winlundia
                Xenohalacarus
                Halixodes
                Limnohalacarus
                Makarovana
        Pseudoscorpiones
        Acari
      Pycnogonida
    Myriapoda
    Hexapoda
  Ctenophora
  Cnidaria
  Sipuncula
  Echiura
  Pogonophora
  Entoprocta
  Tardigrada
  Phoronida
  Brachiopoda
  Echinodermata
  Hemichordata
  Chordata
  Gastrotricha
  Chaetognatha
  Ectoprocta
  Mesozoa
  Rotifera
  Gnathostomulida
  Acanthocephala
  Cycliophora
  Cephalorhyncha
  Placozoa
  Bryozoa
  Myxozoa
  Sipunculida
  Pentastomida
  Nemertini
Plantae
Fungi
Protozoa
Bacteria
Chromista
Archaea
Viruses
Monera