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Seashore Creaturesthreatened and/or endangeredAll families

1-40 of 74 Seashore Creatures page: 1  | 2
Gunpowder Sponge
Halichondria bowerbanki

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Vase Sponge
Ircinia campana

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Red Beard Sponge
Microciona prolifera

8" tall (20 cm) and 1" (2.5 cm) wide. Sponge produces brilliantly colored tree-like, intertwined bra… read more

Fire Sponge
Tedania ignis

Spreads between 4"-12" (10-30 cm) to a thickness of 3/8" (1 cm). Thin, transparent skin produces con… read more

Staghorn Coral
Acropora cervicornis

The Staghorn coral (Acropora cervicornis) is a branching coral with cylindrical branches ranging fro… read more

Elkhorn Coral
Acropora palmata

Elkhorn coral (Acropora palmata) is considered to be one of the most important reef-building corals … read more

Many-ribbed Hydromedusa
Aequorea aequorea

Aequorea victoria, also sometimes called the crystal jelly, is a bioluminescent hydrozoan jellyfish,… read more

Aggregating Anemone
Anthopleura elegantissima

Anthopleura elegantissima, also known as the aggregating anemone or clonal anemone, is the most abun… read more

Moon Jellyfish
Aurelia aurita

Aurelia aurita (moon jelly, moon jellyfish, common jellyfish, saucer jelly) is one of a group of mor… read more

Upside-down Jellyfish
Cassiopeia xamachana

Cassiopea is a genus of scyphozoan jellyfish very commonly found in shallow mangrove swamps, mudflat… read more

Sea Nettle
Chrysaora quinquecirrha

Chrysaora quinquecirrha (known as the Atlantic sea nettle or East Coast sea nettle) is a species of … read more

Lion's Mane
Cyanea capillata

The lion's mane jellyfish (Cyanea capillata) is the largest known species of jellyfish. Its range is… read more

Frilled Anemone
Metridium senile

Metridium senile, common name the plumose anemone or frilled anemone, is a species of sea anemone in… read more

Portuguese Man-of-War
Physalia physalis

The Portuguese Man o' War (Physalia physalis), also known as the Portuguese man-of-war, man-of-war, … read more

Northern Red Anemone
Telia (Urticina) crassicornis

The northern red anemone or dahlia anemone, Urticina felina, is a marine invertebrate found in the n… read more

By-the-wind Sailor
Velella velella

Velella is a genus of free-floating hydrozoans that lives on the surface of the open ocean, worldwid… read more

Leidy's Comb Jelly
Mnemiopsis leidyi

The warty comb jelly or sea walnut (Mnemiopsis leidyi) is a species of tentaculate ctenophore (comb … read more

Giant Feather Duster
Eudistylia polymorpha

Eudistylia polymorpha, the giant feather duster worm, is a species of marine polychaete worm belongi… read more

Sand-castle Worm
Phragmatopoma californica

The sandcastle worm (Phragmatopoma californica), also called the honeycomb worm or honeycomb tube wo… read more

Bay Ghost Shrimp
Callianassa californiensis

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Blue Crab
Callinectes sapidus (Cancer sapidus)

Callinectes sapidus (from the Greek calli- = "beautiful", nectes = "swimmer", and Latin sapidus = "s… read more

Atlantic Rock Crab
Cancer irroratus

Cancer irroratus, common name the Atlantic rock crab, or peekytoe crab, is a crab in the genus Cance… read more

Dungeness Crab
Cancer magister

The Dungeness crab, Metacarcinus magister (formerly Cancer magister), is a species of crab that inha… read more

Red Crab
Cancer productus

Cancer productus, one of several species known as the red rock crab, is a crab of the genus Cancer f… read more

Green Crab
Carcinus maenas

Carcinus maenas is a common littoral crab, and an important invasive species, listed among the 100 "… read more

Great Land Crab
Cardisoma guanhumi

Cardisoma guanhumi, also known as the blue land crab, is a species of land crab found in tropical an… read more

Land Hermit Crab
Coenobita clypeatus

The land hermit crab, Coenobita clypeatus, also known as the soldier crab, the West Atlantic crab, t… read more

Pacific Sand Crab
Emerita analoga

Emerita analoga, the Pacific sand crab or Pacific mole crab, is a species of small, sand-burrowing d… read more

Purple Shore Crab
Hemigrapsus nudus

The purple shore crab, Hemigrapsus nudus, is a common crab of the family Varunidae. It can be found … read more

Northern Lobster
Homarus americanus

The American lobster, Homarus americanus, is a species of lobster found on the Atlantic coast of Nor… read more

Common Spider Crab
Libinia emarginata

Libinia emarginata, the portly spider crab, common spider crab or nine-spined spider crab, is a spec… read more

Horned Krill Shrimp
Meganyctiphanes norvegica (villosus)

A species of krill that lives in the North Atlantic Ocean. It is an important component of the zoopl… read more

Stone Crab
Menippe mercenaria

The Florida stone crab, Menippe mercenaria, is a crab found in the western North Atlantic, from Conn… read more

Ghost Crab
Ocypode quadrata

Ocypode quadrata is a species of ghost crab, once described as an "occult, secretive alien from the … read more

Lady Crab
Ovalipes ocellatus

Ovalipes ocellatus is a species of crab from eastern North America, known as the lady crab, calico c… read more

Striped Shore Crab
Pachygrapsus crassipes

Pachygrapsus crassipes, known as the striped shore crab or lined shore crab, is a small crab found o… read more

Long-clawed Hermit Crab
Pagurus longicarpus

Pagurus longicarpus, the long-clawed hermit crab, is a small (up to 1/2 in or 1.27 cm) common subtid… read more

Blue-handed Hermit Crab
Pagurus samuelis

Pagurus samuelis, the blueband hermit crab, is a species of hermit crab from the west coast of North… read more

California Rock Lobster
Panulirus interruptus

The California spiny lobster, Panulirus interruptus, is a species of spiny lobster found in the east… read more

Pink Shrimp
Penaeus duorarum

Pandalus borealis is a species of shrimp found in cold parts of the Atlantic and Pacific Oceans. Man… read more

1-40 of 74 Seashore Creatures page: 1  | 2

 

 

 

 

 

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