Hydroid Photos

Unidentified likely hydroid, filtering nutrients from passing ocean currents, oil rigs, southern California
Unidentified likely hydroid, filtering nutrients from passing ocean currents, oil rigs, southern California.
Image ID: 35078  
Purple hydrocoral  Stylaster californicus and yellow zoanthid anemone Epizoanthus giveni, and clusters of hydroids, Farnsworth Banks, Catalina Island, Allopora californica, Stylaster californicus, Epizoanthus giveni
Purple hydrocoral Stylaster californicus and yellow zoanthid anemone Epizoanthus giveni, and clusters of hydroids, Farnsworth Banks, Catalina Island.
Species: Hydrocoral, Givens Zoanthid, Allopora californica, Stylaster californicus, Epizoanthus giveni
Location: Catalina Island, California
Image ID: 37223  
Velella, By The Wind Sailor, colonial hydroid, adrift on the ocean surface, Velella velella
Velella, By The Wind Sailor, colonial hydroid, adrift on the ocean surface.
Species: By the wind sailor, Velella velella
Image ID: 30162  
Hedgehog hydroid cluster, Hydractinia milleri, San Miguel Island
Hedgehog hydroid cluster.
Species: Hedgehog hydroid, Hydractinia milleri
Location: San Miguel Island, California
Image ID: 01036  
Stinging hydroids, Sea of Cortez, Isla Las Animas, Baja California, Mexico
Stinging hydroids, Sea of Cortez.
Location: Isla Las Animas, Baja California, Mexico
Image ID: 33684  
Stinging hydroids, Sea of Cortez, Isla Las Animas, Baja California, Mexico
Stinging hydroids, Sea of Cortez.
Location: Isla Las Animas, Baja California, Mexico
Image ID: 33685  
Velella, By The Wind Sailor, colonial hydroid, adrift on the ocean surface, Velella velella
Velella, By The Wind Sailor, colonial hydroid, adrift on the ocean surface.
Species: By the wind sailor, Velella velella
Image ID: 30161  
Kelp fronds showing pneumatocysts, bouyant gas-filled bubble-like structures which float the kelp plant off the ocean bottom toward the surface, where it will spread to form a roof-like canopy, Macrocystis pyrifera, San Clemente Island
Kelp fronds showing pneumatocysts, bouyant gas-filled bubble-like structures which float the kelp plant off the ocean bottom toward the surface, where it will spread to form a roof-like canopy.
Species: Giant kelp, Macrocystis pyrifera
Location: San Clemente Island, California
Image ID: 38526  
Unidentified (hydroids?), Cousins
Unidentified (hydroids?).
Location: Cousins, Galapagos Islands, Ecuador
Image ID: 16424  
Unidentified (hydroids?), Cousins
Unidentified (hydroids?).
Location: Cousins, Galapagos Islands, Ecuador
Image ID: 16425  
Ostrich-plumed hydroid, Ensenada, Aglaophenia struthionides
Ostrich-plumed hydroid, Ensenada.
Species: Ostrich-plumed hydroid, Aglaophenia struthionides
Image ID: 02541  
Hedgehog hydroid cluster, Hydractinia milleri, San Miguel Island
Hedgehog hydroid cluster.
Species: Hedgehog hydroid, Hydractinia milleri
Location: San Miguel Island, California
Image ID: 05370  
By-the-wind-sailor hydroid colony, open ocean, Velella velella, San Diego, California
By-the-wind-sailor hydroid colony, open ocean.
Species: By the wind sailor, Velella velella
Location: San Diego, California
Image ID: 06216  
By-the-wind-sailor hydroid colony, open ocean, Velella velella, San Diego, California
By-the-wind-sailor hydroid colony, open ocean.
Species: By the wind sailor, Velella velella
Location: San Diego, California
Image ID: 06218  
Hedgehog hydroid cluster, Hydractinia milleri, San Miguel Island
Hedgehog hydroid cluster.
Species: Hedgehog hydroid, Hydractinia milleri
Location: San Miguel Island, California
Image ID: 07012  
All photographs copyright © Phillip Colla / Oceanlight.com, all rights reserved worldwide.