Corynactis anemone polyp, a corallimorph,  extends its arms into passing ocean currents to catch food, Corynactis californica, San Diego, California

Corynactis Californica Anemone Polyp, San Diego

Giant Plumose Anemones cover underwater reef, Browning Pass, northern Vancouver Island, Canada, Metridium farcimen

Plumose Anemones, Browning Pass, Vancouver Island, British Columbia

The Fish Eating Anemone Urticina piscivora, a large colorful anemone found on the rocky underwater reefs of Vancouver Island, British Columbia, Urticina piscivora

Fish-eating Anemone, Urticina Piscivora, Browning Passage, Vancouver Island, British Columbia

The Fish Eating Anemone Urticina piscivora, a large colorful anemone found on the rocky underwater reefs of Vancouver Island, British Columbia, Urticina piscivora

Fish-eating Anemone, Urticina Piscivora, Browning Passage, Vancouver Island, British Columbia

The Fish Eating Anemone Urticina piscivora, a large colorful anemone found on the rocky underwater reefs of Vancouver Island, British Columbia, Urticina piscivora

Fish-eating Anemone, Urticina Piscivora, Browning Passage, Vancouver Island, British Columbia

Acorn Barnacle extends to feed in ocean current, amid colony of Corynactis anemones, Corynactis californica, Megabalanus californicus, San Diego, California

Acorn Barnacle Amid Colony Of Corynactis Anemones, San Diego

Giant Plumose Anemones cover underwater reef, Browning Pass, northern Vancouver Island, Canada, Metridium farcimen

Plumose Anemones, Browning Pass, Vancouver Island, British Columbia

Corynactis anemone polyp, a corallimorph,  extends its arms into passing ocean currents to catch food, Corynactis californica, San Diego, California

Corynactis Californica Anemone Polyp, San Diego

Submarine Reef with Hydrocoral and Corynactis Anemones, Farnsworth Banks, Catalina Island

Farnsworth Banks Underwater Reef With Hydrocoral And Corynactis, Catalina Island

Invertebrate life covers the undersea pilings of a oil platform, Long Beach, California

Invertebrate Life On Oil Platform, Long Beach

Colorful anemones and soft corals, bryozoans and kelp cover the rocky reef in a kelp forest near Vancouver Island and the Queen Charlotte Strait.  Strong currents bring nutrients to the invertebrate life clinging to the rocks

Anemones, Soft Corals And Invertebrates Cover The British Columbia Ocean Reef

Colorful anemones and soft corals, bryozoans and kelp cover the rocky reef in a kelp forest near Vancouver Island and the Queen Charlotte Strait.  Strong currents bring nutrients to the invertebrate life clinging to the rocks

Anemones, Soft Corals And Invertebrates Cover The British Columbia Ocean Reef

Corynactis anemones on Oil Rig Elly underwater structure, Corynactis californica, Long Beach, California

Corynactis Anemones Covering Oil Rig Elly Underwater Structure, Long Beach

Plumose Anemone, Metridium farcimen, Hornby Island, British Columbia, Metridium farcimen

Giant Plumose Anemone, Metridium farcimen, Canada

Plumose Anemone, Metridium farcimen, Hornby Island, British Columbia, Metridium farcimen

Giant Plumose Anemone, Metridium farcimen, Canada

Plumose Anemone, Metridium farcimen, Hornby Island, British Columbia, Metridium farcimen

Giant Plumose Anemone, Metridium farcimen, Canada

Plumose Anemone, Metridium farcimen, Hornby Island, British Columbia, Metridium farcimen

Giant Plumose Anemone, Metridium farcimen, Canada

Beautiful Anemone on Rocky Reef near Vancouver Island, Queen Charlotte Strait, Browning Pass, Canada

Beautiful Sea Anemone On Rocky Reef, British Columbia

White plumose anemones Metridium senile with purple sponge and barnacle, Vancouver Island

Plumose Anemones, Purple Sponge, Barnacle, Vancouver Island, British Columbia

Plumose Anemone, Metridium senile, Hornby Island, British Columbia, Metridium senile

Plumose Anemone detail, Metridium senile, Canada

A corynactis anemone polyp, Corynactis californica is a corallimorph found in genetically identical clusters, club-tipped anemone, Corynactis californica, San Diego, California

Corynactis Anemone Polyp, San Diego

Orange Cup Coral, Tubastrea coccinea, Sea of Cortez, Mexico, Tubastrea coccinea, Isla Cayo, Baja California

Orange Cup Coral, Tubastrea Coccinea, Sea Of Cortez, Mexico, Isla Cayo

Orange Cup Coral, Tubastrea coccinea, Sea of Cortez, Mexico, Tubastrea coccinea, Isla Espiritu Santo, Baja California

Orange Cup Coral, Tubastrea Coccinea, Sea Of Cortez, Mexico, Isla Espiritu Santo

Orange Cup Coral, Tubastrea coccinea, Sea of Cortez, Mexico, Tubastrea coccinea, Isla Espiritu Santo, Baja California

Orange Cup Coral, Tubastrea Coccinea, Sea Of Cortez, Mexico, Isla Espiritu Santo

Beautiful Anemone on Rocky Reef near Vancouver Island, Queen Charlotte Strait, Browning Pass, Canada

Beautiful Sea Anemone On Rocky Reef, British Columbia

Beautiful Anemones on Rocky Reef near Vancouver Island, Queen Charlotte Strait, Browning Pass, Canada

Beautiful Sea Anemones On Rocky Reef, British Columbia

Beautiful Anemone on Rocky Reef near Vancouver Island, Queen Charlotte Strait, Browning Pass, Canada

Beautiful Sea Anemone On Rocky Reef, British Columbia

White and orange plumose anemones Metridium senile, Vancouver Island, Metridium senile

White And Orange Plumose Anemones, Vancouver Island, British Columbia

White Plumose anemones Metridium senile and Yellow Sulphur Sponge, Vancouver Island, Metridium senile

Plumose Anemones And Sulphur Sponge, Vancouver Island, British Columbia

Colorful anemones and soft corals, bryozoans and kelp cover the rocky reef in a kelp forest near Vancouver Island and the Queen Charlotte Strait.  Strong currents bring nutrients to the invertebrate life clinging to the rocks, Metridium senile

Anemones, Soft Corals And Invertebrates Cover The British Columbia Ocean Reef

Colorful anemones cover the rocky reef in a kelp forest near Vancouver Island and the Queen Charlotte Strait.  Strong currents bring nutrients to the invertebrate life clinging to the rocks

Colorful Anemones On Rocky Reef, Vancouver Island, Canada, British Columbia

Plumose anemones and Bull Kelp on British Columbia marine reef, Browning Pass, Vancouver Island, Canada, Metridium senile, Nereocystis luetkeana

Plumose Anemones And Bull Kelp Cover Ocean Reef, Browning Pass, Vancouver Island, British Columbia

Aggregating anemone detail, Anthopleura elegantissima, San Miguel Island

Aggregating anemone detail, Anthopleura elegantissima, San Miguel Island, California.

Proliferating anemone with attached juveniles, growing on kelp stipe, Epiactis prolifera, Monterey, California

This Proliferating anemone (Epiactis prolifera) is not budding baby anemones. Rather, these juveniles were produced sexually and have attached to the adult. Up to 50% of proliferating anemones in a given region may be carrying juveniles. Monterey Peninsula, California.

Anemone mouth, Anthopleura elegantissima, San Miguel Island

Anthopleura elegantissima, Aggregating anemone mouth, San Miguel Island, California.

Tube anemone, Pachycerianthus fimbriatus, La Jolla, California

Tube Anemone, Pachycerianthus Fimbriatus, A Sand Dwelling Anemone., La Jolla

A corynactis anemone polyp, Corynactis californica is a corallimorph found in genetically identical clusters, club-tipped anemone, Corynactis californica, San Diego, California

Corynactis Anemone Polyp, San Diego

Orange Cup Coral, Tubastrea coccinea, Sea of Cortez, Mexico, Tubastrea coccinea, Isla Espiritu Santo, Baja California

Orange Cup Coral, Tubastrea Coccinea, Sea Of Cortez, Mexico, Isla Espiritu Santo

Strawberry anemones (club-tipped anemones, more correctly corallimorphs), Corynactis californica, Scripps Canyon, La Jolla, California

Strawberry anemones (club-tipped anemones, more correctly corallimorphs), Corynactis californica. Scripps Canyon, La Jolla, California.

Anemone mouth detail, Urticina lofotensis, Santa Cruz Island

Urticina lofotensis (formerly Tealia lofotensis), Tealia anemone mouth detail, Santa Cruz Island, California.

Anemone on kelp, Monterey, California

Monterey

Tube anemone, Pachycerianthus fimbriatus, La Jolla, California

Tube anemone, Pachycerianthus fimbriatus, a sand dwelling anemone.

Zoanthid anemones, Coronado Islands, Coronado Islands (Islas Coronado)

Undescribed zoanthid anemones, Coronado Islands, Mexico.

Orange cup coral, Tubastrea coccinea, Isla Champion

Orange cup coral, Tubastrea coccinea, Isla Champion, Galapagos, Ecuador.

Proliferating anemone with attached juveniles, growing on kelp stipe, Epiactis prolifera, Monterey, California

Proliferating Anemone, Monterey

Aggregating anemone detail, Anthopleura elegantissima, Laguna Beach, California

Aggregating anemone, Anthopleura elegantissima, Laguna Beach, California.

Brown  cup coral, Paracyathus stearnsi, San Miguel Island

Paracyathus stearnsi, Brown cup coral, San Miguel Island, California.

Tube anemone, Pachycerianthus fimbriatus, La Jolla, California

Tube Anemone, La Jolla

Colonial cup coral, Coenocyathus bowersi, San Miguel Island

Coenocyathus bowersi, Colonial cup coral, San Miguel Island, California.

Unidentified marine anemone on kelp stipe, Monterey Bay National Marine Sanctuary

Unidentified marine anemone on kelp stipe, Monterey Bay National Marine Sanctuary, California.

Orange cup coral, Tubastrea coccinea, Isla Champion

Orange cup coral, Tubastrea coccinea, Isla Champion, Galapagos, Ecuador.

Strawberry anemone (club-tipped anemone, more correctly a corallimorph) with tiny crab, Corynactis californica, Scripps Canyon, La Jolla, California

Look closely, this anemone polyp is home to a miniscule crab! Strawberry anemone, Corynactis californica.

Orange cup coral, Balanophyllia elegans, Monterey, California

Balanophyllia elegans, Orange cup coral, Monterey, California.