海

hexactinellid sponge; glass sponge (any sponge of class Hexactinellida)

calcareous sponge (any sponge of class Calcarea)

siliceous sponge (any sponge other than those of class Calcarea)

Word usually written using kana alone

brittle star (any starfish-like echinoderm of the order Ophiuroidea); brittlestar

Ophioplocus japonicus (species of brittlestar)

black guillemot (Cepphus grylle); tystie

razorbill (Alca torda)

thick-billed murre (Uria lomvia); Brunnich's guillemot

banded coral shrimp (Stenopus hispidus); coral banded shrimp; banded boxer shrimp

Porphyra yezoensis (species of edible purple laver)

particular average; particular average loss; particular loss

general average loss; general average; gross average

gray seal (Halichoerus grypus); grey seal

harp seal (Phoca groenlandica)

hooded seal (Cystophora cristata)

fan lobster (Ibacus spp., esp. the Japanese fan lobster, Ibacus ciliatus); sand crayfish

ringed seal (Pusa hispida)

submergent coastline; submerged coast; submerged shoreline

emergent coastline; emerged shoreline; negative shoreline; shoreline of emergence

fault coast

slipper lobster of genus Scyllarus (esp. species Scyllarus cultrifer)

marine biology; biological oceanography

hadal zone; hadopelagic zone; trench zone

malva nut (Scaphium affine)

Grateloupia filicina (species of red alga)