ROCKY SHORE QUADRAT STUDIES: Species on rocks Khoyatan Marine Lab

Mid to high intertidal on protected to semiprotected shores

SEAWEED CRUSTS

green crust [various Chlorophyta]

brown crust [Ralphsia sp.]

black crust ["Petrocelis" papillatus]

pink crust ["Lithothamnion/Lithophyllum" spp]

FILAMENTS

Brown grunge [various pennate diatoms]

green filament [Ulothrix/Cladophora, etc.]

sausage links [Scytosiphon lomentaria]

red sea hair [Bangia vermicularis]

red tufted turf [Gelidium coulteri]

LEAFY

sea lettuce [Ulva/Monostroma spp.]

green ribbon [Enteromorpha spp.]

purple tissue [Porphyra spp.]

shiny blade [Iridaea cordata]

tan cauliflower [Leathesia difformis]

yellow sacs [Halosaccion glandiforme]

black knob blade [Mastigocarpus papillatus]

black brush [Neorhodomela larix]

rock weed [Fucus gardneri]

japanese weed [Sargassum muticum]

acid kelp [Desmarestia spp.]

turkish towel [Gigartina spp.]

sugar kelp [Laminaria saccharina]

1 rib ribbon [Alaria marginata]

jointed pink weed [coralline seaweed]

railroad strap [Prionitis lanceolata]

SAC-LIKE

tan cauliflower [Leathesia difformis]

finger sacs [Halosaccion glandiforme]

SPONGES

yellow sponge [Halichondria cf. bowerbanki]

purple sponge [Haliclona cf. permollis]

ANEMONES

green anemone [Anthopleura elegantissima]

white/tan anem [Metridium senile]

red-green anem [Urticina crassicornis]

WORMS

pale ribbonworm [Amphiporus sp.]

mussel worm [Nereis virens]

white tube worm [Serpula vermicularis]

CHITONS

mossy chiton [Mopalia muscosa]

lined chiton [Tonicella lineata]

LIMPETS

ribbed limpet [Lottia digitalis] [Acmaea]

shield limpet [Lottia pelta] "

mask limpet [Tectura persona] "

plate limpet [Tectura scutum] "

tiny limpet [LBL=Little Brown Limpet]

SNAILS

checked winkle [Littorina scutulata]

spiral winkle [Littorina sitkana]

worm snail [Petaloconchus vermetus]

frilled whelk [Nucella lamellosa] [Thais]

banded whelk [Nucella emarginata] [Thais]

dire whelk [Lirabuccinum dira] [Searlesia]

leafy hornmouth [Ceratostoma foliatum]

red ring snail [Calliostoma ligatum]

SEA SLUGS

yellow seaslug [Archidoris montereyensis]

brown seaslug [Onchidoris bilamellata]

BIVALVES

blue mussel [Mytilus trossulus [edulis]

rectangle clam [Hiatella arctica]

CRUSTACEANS

common barnacle [Balanus glandula]

brown barnacle [Chthamalus dalli]

thatch barnacle [Semibalanus cariosus]

pill bug [Gnorimosphaeroma sp.]

seaweed isopod [Idothea spp.]

hermit crab [Pagurus spp.]

purple crab [Hemigrapsus nudus]

drab crab [Hemigrapsus oregonensis]

SEA URCHINS

green urchin [Strongylocentrotus droebachiensis]

SEA STARS

purp-brwn star [Pisaster ochraceous]

mottled star [Evasterias troschelli]

6 armed star [Leptasterias hexactis]

leather star [Dermasterias imbricata]

blood star [Henricia leviuscula]

sunflower star [Pycnopodia helianthoides]

SEA SQUIRTS

red sea squirt [Cnemidocarpa finmarkiensis]