The Edge of the Sea

by Rachel Carson

]; West Indian (Actinopyga agassizi), [>]–[>]

  Sea fan (Gorgonia flabellum), [>]

  Sea finger (Alcyonium digitatum), [>], [>]

  Sea grape (Molgula manhattensis), [>]

  Sea grasses, [>], [>]–[>]; inhabitants of, [>]–[>], [>]–[>]

  Sea hare (Aplysia dactylomela), [>], [>]–[>], [>]

  Sea horse (Hippocampus hudsonius), [>]–[>]

  Sea lace (Membranipora pilosa), [>], [>]; (Microporella ciliata), [>]

  Sea mat (Flustrella hispida), [>], [>]

  Sea moss (see Irish moss)

  Sea mouse (Aphrodite aculeata), [>]

  Sea pansy (Renilla reniformis), [>]–[>]

  Sea pens, [>]

  Sea pork (Amaroucium sp.), [>], [>]

  Sea potato (Leathesia difformis), [>]

  Sea roach (Ligia exotica), [>]

  Sea spider, [>]

  Sea squirts, [>], [>], [>]

  Sea star (Oreaster reticulatus), [>]–[>]

  Sea tangle (Laminaria saccharina), [>], [>]

  Sea turtles, green (Chelonia my das), [>]–[>]; hawksbill (Erectmochelys imbricata), [>]–[>]; loggerhead (Caretta caretta), [>]–[>]

  Sea urchins, [>], [>], [>]; green (Strongylocentrotus droebachiensis), [>], [>], [>], [>], [>]–[>]; heart (Moira atropos), [>], [>]; keyhole (Mellita testudinata), [>]–[>]; long-spined (Diadema antillarum), [>]–[>]; rock-boring (Echinometra lucunter), [>]–[>]; slate-pencil (Eucidaris tri-buloides), [>]

  Sea vase (Ciona intestinalis), [>]

  Sea whip (see Gorgonians)

  Seaweeds, exposed coast, [>]–[>]; sheltered coast, [>]–[>] (see also Irish moss and Wrack)

  Seed plants, [>], [>]–[>], [>]–[>]

  Sertularia pumila, [>]–[>]

  Shackleford Shoals, [>]

  Shipworm (Teredo navalis), [>]–[>]

  Shoals, fauna of, [>]–[>]

  Shrimp, [>]; ghost (Callianassa stimpsoni), [>], [>]–[>]; mantis (Squilla empusa), [>]; snapping (Synalpheus brooksi), [>]–[>]

  Siphonophores, [>]–[>]

  Skates, [>]

  Slipper shell (Crepidula fornicata), [>]–[>]

  Snail, banded tulip shell (Fasciolaria hunteria), [>], [>]; flamingo-tongue (Cyphoma gibbosum), [>]–[>]; moon or sand collar (Polinices duplicatus or Lunatia heros), [>], [>], [>], [>]–[>]; nerite (Nerita peloranta or Nerita versicolor), [>]–[>]; screwshell (Terebra), [>]; vermetid (Petaloconchus), [>]–[>]; violet (Janthina janthina), [>]–[>] (see also Periwinkle and Whelk)

  Snellius, [>]

  Soft coral (Alcyonium digitatum), [>], [>]

  Sphaerella, [>]

  Spheciospongia vesparia, [>]–[>]

  Spirorbis borealis, [>], [>]–[>]

  Spirula spirula, [>]–[>]

  Sponge, [>], [>]; crumb-of-bread (Halichondria panicea), [>], [>], [>], [>]; Leucosolenia botryoides, [>]; loggerhead (Spheciospongia vesparia), [>]–[>]; sulphur (Cliona celata), [>]

  Squids, [>]–[>]

  Squilla empusa, [>]

  Starfish, [>], [>]–[>]; blood-red (Henricia sanguinolenta), [>], [>]; common (Asterias forbesi), [>], [>]; giant (Oreaster reticulatus), [>]–[>]; Linkia guildingii, [>]; Luidea clathrata, [>]; northern (Asterias vulgaris), [>]–[>]

  Stenorynchus seticornis, [>]

  Sting ray, [>]

  Strombus alatus, [>]

  Strombus gigas, [>]–[>]

  Strongylocentrotus droebachiensis, [>], [>], [>], [>], [>]–[>]

  Surf zone, [>]–[>]; dwellers in, [>]–[>]

  Synalpheus brooksi, [>]–[>]

  Syngnathus sp., [>]–[>]

  Talorchestia longicornis, [>], [>]–[>]

  Tectarius muricatus, [>]

  Tellin, rose (Tellina lineata), [>]

  Temperature, and climatic change, [>]; and effects on sea life, [>]–[>]; influence of ocean currents on, [>]–[>]

  Ten Thousand Islands, [>], [>], [>], [>]

  Terebra, [>]

  Teredo navalis, [>]–[>]

  Thais lapillus, [>], [>]–[>]

  Thalassia testudinum, [>], [>], [>], [>], [>], [>]

  Thallophytes, [>]–[>]

  Thelochistes parietinus, [>]

  Tidal zones of life, [>], [>], [>]–[>], [>]–[>], [>]–[>]

  Tide-pool insect (Anurida maritima), [>], [>], [>]

  Tide pools, [>]–[>]

  Tides and biological rhythm, [>]; effects on reproduction, [>]–[>]; neap, [>]; range on Atlantic coast, [>]; semi-diurnal rhythm of, [>]; spring, [>], [>]

  Toadfish, [>]

  Tonna galea, [>], [>]

  Transverse ark (Anadara transversa), [>]

  Trepang, [>]

  Trumpet worm (Cistenides gouldi), [>]–[>]

  Tube-building worms, [>], [>]–[>], [>]— [>], [>]–[>], [>]

  Tubularia crocea, [>], [>]

  Tulip shell, banded (Fasciolaria hunteria), [>], [>]

  Tunicate, golden-star (Botryllus schlosseri), [>], [>]–[>]

  Turkey wing (Area zebra), [>]

  Turtle grass (Thalassia testudinum), [>], [>], [>], [>], [>], [>]

  Turtles, green, hawksbill, loggerhead, [>]–[>]

  Tylosura raphidoma, [>]

  Tyrian purple, [>]

  Uca pugilator and Uca pugnax, [>], [>]–[>]

  Umbilicaria sp., [>]

  Usnea barbata, [>]

  Valonia macrophysa, [>]

  Velella mutica, [>]–[>]

  Vermetid snails (Petaloconchus and Vermicularia), [>]–[>]

  Violet snail (Janthina janthina), [>]— [>]

  Volsella modiolus, [>], [>]–[>]

  Whelk, [>]; channeled (Busycon canaliculatum), [>]–[>], [>]; common (Buccinum undatum), [>]; dog (Thais lapillus), [>], [>]–[>]; knobbed (Busycon carica), [>]–[>], [>]

  "White water," [>]

  Whiting (Merluccius bilinearis), [>]

  Wood piddock (Martesia cuneiformis), [>]

  "Worm rock," [>]–[>], [>]

  Wrack, [>], [>], [>]–[>]; bladder (Fucus vesiculosis), [>]–[>]; channeled (Pelvetia canaliculata), [>]–[>]; forked (Fucus edentatus), [>]; knotted (Ascophyllum nodosum), [>], [>]–[>], [>]; spiral (Fucus spiralis), [>]

  Zoanthus sociatus, [>]–[>]

  Zones of life, tidal, [>], [>], [>]–[>], [>]–[>], [>]–[>]

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