[{"n": "Rotifer", "u": "/e/aquatic-invertebrates/rotifer/", "s": "Microscopic wheel-bearers of freshwater worlds"}, {"n": "Rudists", "u": "/e/aquatic-invertebrates/rudists/", "s": "Extinct bivalves that built vast Cretaceous reefs."}, {"n": "Sea apple", "u": "/e/aquatic-invertebrates/sea-apple/", "s": "Colorful sea cucumbers of the genus Pseudocolochirus."}, {"n": "Sea snail", "u": "/e/aquatic-invertebrates/sea-snail/", "s": "Marine gastropod molluscs with coiled shells, eaten worldwide."}, {"n": "Sea spider", "u": "/e/aquatic-invertebrates/sea-spider/", "s": "Marine arthropods with reduced bodies and long legs, found worldwide."}, {"n": "Spiny lobster", "u": "/e/aquatic-invertebrates/spiny-lobster/", "s": "Marine decapods with long spiny antennae, no claws on walking legs, and a phyllosoma larval stage."}, {"n": "Tunicate", "u": "/e/aquatic-invertebrates/tunicate/", "s": "Marine chordates with a tunic, filter-feeding siphons, and a tadpole-like larval stage."}, {"n": "Turritellidae", "u": "/e/aquatic-invertebrates/turritellidae/", "s": "Filter-feeding sea snails with high-spired, convex shells."}, {"n": "Tusk shell", "u": "/e/aquatic-invertebrates/tusk-shell/", "s": "Shelled marine molluscs known as tusk shells, exclusively infaunal and found worldwide."}, {"n": "Velvet crab", "u": "/e/aquatic-invertebrates/velvet-crab/", "s": "A common crab of the North-East Atlantic and Mediterranean, known for its velvety carapace and bright red eyes"}, {"n": "Veneridae", "u": "/e/aquatic-invertebrates/veneridae/", "s": "A large family of edible marine bivalves."}, {"n": "Wentletrap", "u": "/e/aquatic-invertebrates/wentletrap/", "s": "Small predatory sea snails with spiral staircase-like shells."}, {"n": "Whiteleg shrimp", "u": "/e/aquatic-invertebrates/whiteleg-shrimp/", "s": "Pacific white shrimp: a euryhaline tropical species farmed globally."}, {"n": "Slimehead", "u": "/e/aquatic-invertebrates/slimehead/", "s": "Deep-sea fish with mucus-filled heads and disputed longevity."}, {"n": "Salp", "u": "/e/aquatic-invertebrates/salp/", "s": "Barrel-shaped planktonic tunicates with efficient jet propulsion."}, {"n": "Sand dollar", "u": "/e/aquatic-invertebrates/sand-dollar/", "s": "Flat, burrowing sea urchins of the order Clypeasteroida, known for their coin-like tests."}, {"n": "Sea cucumber", "u": "/e/aquatic-invertebrates/sea-cucumber/", "s": "Echinoderms that recycle nutrients and are harvested as seafood."}, {"n": "Sea slug", "u": "/e/aquatic-invertebrates/sea-slug/", "s": "Shell-less marine gastropods with vivid colors and diverse defenses."}, {"n": "Sea urchin", "u": "/e/aquatic-invertebrates/sea-urchin/", "s": "Sea urchins are spiny, globular echinoderms found in all oceans and depths from the intertidal zone to the dee"}, {"n": "Shipworm", "u": "/e/aquatic-invertebrates/shipworm/", "s": "Marine bivalves that bore into and consume submerged wood."}, {"n": "Slipper lobster", "u": "/e/aquatic-invertebrates/slipper-lobster/", "s": "Family of edible crustaceans with distinctive flattened antennae."}, {"n": "Slug", "u": "/e/aquatic-invertebrates/slug/", "s": "Shell-less terrestrial gastropods from multiple evolutionary lineages."}, {"n": "Snail", "u": "/e/aquatic-invertebrates/snail/", "s": "Shelled gastropods inhabiting land, sea, and freshwater worldwide."}, {"n": "Spanish dancer", "u": "/e/aquatic-invertebrates/spanish-dancer/", "s": "A large, colorful sea slug that swims like a dancer."}, {"n": "Spirula", "u": "/e/aquatic-invertebrates/spirula/", "s": "Deep-sea squid with a buoyant, chambered internal shell."}, {"n": "Squat lobster", "u": "/e/aquatic-invertebrates/squat-lobster/", "s": "Dorsoventrally flattened crustaceans with curled tails, found worldwide."}, {"n": "Squilla mantis", "u": "/e/aquatic-invertebrates/squilla-mantis/", "s": "Commercially fished mantis shrimp of the Mediterranean and Eastern Atlantic."}, {"n": "Umbrella octopus", "u": "/e/aquatic-invertebrates/umbrella-octopus/", "s": "Deep-sea octopuses with a webbed umbrella-like appearance."}, {"n": "Unionida", "u": "/e/aquatic-invertebrates/unionida/", "s": "Order of freshwater mussels with parasitic larvae and nacreous shells."}, {"n": "Vampire squid", "u": "/e/aquatic-invertebrates/vampire-squid/", "s": "A deep-sea cephalopod with bioluminescent organs and unique oxygen adaptations, the only surviving member of i"}, {"n": "Whelk", "u": "/e/aquatic-invertebrates/whelk/", "s": "Carnivorous sea snails used as food and for dye."}]