#water_nymph__waternymph  (Greek mythology) any nymph of the water
  supertype:  #nymph  (classical mythology) a minor nature goddess usually depicted as a beautiful maiden; "the ancient Greeks believed that nymphs inhabited forests and bodies of water"
  subtype:  #sea_nymph__seanymph  (Greek mythology) a water nymph who was the daughter of Oceanus or Nereus
     subtype:  #Nereid  (Greek mythology) any of the 50 sea nymphs who were daughters of the sea god Nereus
        instance:  #Thetis
     subtype:  #Siren  a sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived; "Odysseus ordered his crew to plug their ears so they would not hear the Siren's fatal song"
        subtype:  #Lorelei  a siren of German legend who lured boatmen in the Rhine to destruction
     instance:  #Calypso  #Oceanid
  subtype:  #naiad  (Greek mythology) a nymph of lakes and springs and rivers and fountains

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