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
    Adenophorea
      Chromadoria
        Chromadorida
        Monhysterida
          Aponchiidae
          Fusivermidae
          Linhomoeina
          Monhysterina
            Monhysteroidea
            Sphaerolaimoidea
              Xyalidae
                Amphimonhystera
                Cobbia
                Daptonema
                Echinotheristus
                Elzalia
                Filipjeva
                Gonionchus
                Hoffmaenneria
                Metadesmolaimus
                Omicronema
                Paramonohystera
                Pseudosteineria
                Rhynchonema
                Scaptrella
                Spiramphinema
                Steineria
                Theristus
                  Theristus acer
                  Theristus acriformis
                  Theristus aculeatus
                  Theristus anisotrichus
                  Theristus bastiani
                  Theristus bipunctatus
                  Theristus blandicor
                  Theristus complexus
                  Theristus denticulatus
                  Theristus ensifer
                  Theristus flevensis
                  Theristus gracilis
                  Theristus heterospiculoides
                  Theristus heterospiculum
                  Theristus inermis
                  Theristus interstitialis
                  Theristus latissimus
                  Theristus leptosoma
                  Theristus lineatus
                  Theristus littoralis
                  Theristus longisetosus
                  Theristus longus
                  Theristus maior
                  Theristus meyli
                  Theristus monstrosus
                  Theristus norwegicus
                  Theristus obtusicephalus
                  Theristus otoplanobius
                  Theristus parasetosus
                  Theristus pellucidus
                  Theristus pertenuis
                  Theristus pictus
                  Theristus pyronasi
                  Theristus roscoffiensis
                  Theristus sabulicola
                  Theristus scanicus
                  Theristus stichotricha
                  Theristus strandi
                  Theristus tenuicaudatus
                  Theristus velox
                  Theristus (Penzancia)
                      Theristus (Penzancia) polychaetophilus
                  Theristus oxycerca
                  Theristus normandicus
                  Theristus acrilabiatus
                  Theristus setosus
                  Theristus tenuispiculum
                  Theristus longissimecauda
                  Theristus problematicus
                  Theristus procerus
                  Theristus longicaudatusviviparus
                  Theristus bathylaimoides
                  Theristus rhynchonemoides
                  Theristus anisocirculus
                  Theristus balticus
                  Theristus longicollis
                  Theristus longissimecaudatus
                  Theristus macer
                  Theristus profundus
                  Theristus longicaudatus
                  Theristus buetschlii
                  Theristus proprius
                  Theristus (Daptonema)
                  Theristus mirabilis
                Trichotheristus
                Valvaelaimus
                Xyala
                Ammotheristus
                Stylotheristus
                Gnomoxyala
                Paramonhystera
                Promonhystera
                Prorhynchonema
                Retrotheristus
                Xenolaimus
                Manganonema
                Paramphimonhystrella
                Pseudechinotheristus
                Paragonionchus
                Dactylaimoides
                Marisalbinema
                Parelzalia
        Araeolaimida
        Desmodorida
        Desmoscolecida
        Plectida
      Enoplia
      Adenophorea incertae sedis
      Mermithida
    Secernentea
    Nematoda incertae sedis
  Annelida
  Nemertina
  Arthropoda
  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