5876 results for: cnidarians

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A diver floats above a coral reef with sea anemones and clownfish, dive site Close Encounters,

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A diver floats above a coral reef with sea anemone...

Underwater photo diver swimming through a lively colourful coral reef with many species of soft

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Underwater photo diver swimming through a lively c...

Diver swimming dives through intact coral reef of hard corals (Scleractinia) in Western Pacific

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Diver swimming dives through intact coral reef of ...

Coral cultivation. Two divers work on planting corals underwater in the ocean. The aim is to grow

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Coral cultivation. Two divers work on planting cor...

Intact living colony of stony corals hard corals corals (Acropora) reef-building corals coral block

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Intact living colony of stony corals hard corals c...

Black sea creature with small points of light, large ice snail (Ovula ovum), in a mysterious

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Black sea creature with small points of light, lar...

Shoal of spikefish (Atherinomorus stipes) in front of column canyon of stony corals (Acropora) in

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Shoal of spikefish (Atherinomorus stipes) in front...

Large fan of horn coral (Annella mollis) Fan coral growing on steep wall Dropoff of living intact

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Large fan of horn coral (Annella mollis) Fan coral...

Jewelled flagfish (Pseudanthias squamipinnis) swimming over colourful vibrant intakes healthy

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Jewelled flagfish (Pseudanthias squamipinnis) swim...

Close-up view of bright red stunted corals (Myriapora truncata) in an underwater world, dive site

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Close-up view of bright red stunted corals (Myriap...

Atlantic spadefish (Chaetodipterus faber) swim near corals and rocks. Dive site John Pennekamp

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Atlantic spadefish (Chaetodipterus faber) swim nea...

A small brown and white striped fish, three-striped blenny (Ecsenius trilineatus), resting on a

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A small brown and white striped fish, three-stripe...

Red corals with fine white details, Godeffroy's soft coral (Siphonogorgia godeffroyi), show the

BRK26C66_007

Red corals with fine white details, Godeffroy's so...

Club-tipped anemone (Telmatactis cricoides) with brown and yellow tentacles in a crevice. Dive site

BRK26C66_243

Club-tipped anemone (Telmatactis cricoides) with b...

A pale green rocking fish (Taenianotus triacanthus) lurking in giant fan coral (Annella mollis),

BRK26C66_452

A pale green rocking fish (Taenianotus triacanthus...

False coral (Myriapora truncata), dive site L'Escala, Costa Brava, Spain, Mediterranean Sea

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False coral (Myriapora truncata), dive site L'Esca...

A Humpnose big-eye bream, Monotaxis grandoculis, swims gracefully over the sandy ocean floor in the

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A Humpnose big-eye bream, Monotaxis grandoculis, s...

Red knot fan (Melithaea ochracea) shows vivid colours in the deep underwater world, dive site

BRK26C60_411

Red knot fan (Melithaea ochracea) shows vivid colo...

Colourful copper anemone (Entacmaea quadricolor) and corals in bright orange glow under water, dive

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Colourful copper anemone (Entacmaea quadricolor) a...

Sphaerechinus granularis (Sphaerechinus granularis) among red algae on the seabed, dive site Cap de

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Sphaerechinus granularis (Sphaerechinus granularis...

Red sea bannerfish (Heniochus intermedius) over stony corals, House Reef dive site, Mangrove Bay,

BRK26C73_212

Red sea bannerfish (Heniochus intermedius) over st...

A single Ocellaris Clownfish (Amphiprion ocellaris) wriggling through a sea anemone, dive site

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A single Ocellaris Clownfish (Amphiprion ocellaris...

Egg capsule of large spotted catshark (Scyliorhinus stellaris) attached to Violescent sea-whip

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Egg capsule of large spotted catshark (Scyliorhinu...

Dense tube coral (Clavularia viridis) with fine texture, dive site Pidada, Penyapangan, Bali,

BRK26C65_147

Dense tube coral (Clavularia viridis) with fine te...

Dark tropical fish with yellow markings, widow triggerfish (Melichthys vidua), swimming over a

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Dark tropical fish with yellow markings, widow tri...

A brightly coloured fish, Dwarf Hawkfish (Cirrhitichthys falco), stands out in front of colourful

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A brightly coloured fish, Dwarf Hawkfish (Cirrhiti...

Two specimens of egg capsule of nursehound (Scyliorhinus stellaris) on violescent sea-whip

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Two specimens of egg capsule of nursehound (Scylio...

A colourful fish with red and blue patterns, Dwarf Hawkfish (Cirrhitichthys falco), lies on a sea

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A colourful fish with red and blue patterns, Dwarf...

A single fish with yellow fins, Golden damselfish (Amblyglyphidodon aureus) juvenile, swimming in

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A single fish with yellow fins, Golden damselfish ...

A man enjoys snorkeling in Greece, exploring the crystal-clear waters and rocky seabed. The scenic

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A man enjoys snorkeling in Greece, exploring the c...

Transparent Red Sea partner shrimp (Periclimenes longicarpus) between bubble anemone (Entacmaea

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Transparent Red Sea partner shrimp (Periclimenes l...

Mauve stinger (Pelagia noctiluca) with long tentacles drifting in the blue ocean water under

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Mauve stinger (Pelagia noctiluca) with long tentac...

Two clownfish exploring a colourful glass bead anemone (Heteractis aurora) on the coral reef, dive

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Two clownfish exploring a colourful glass bead ane...

Fluorescent bubble-tip anemone (Entacmaea quadricolor) with red sea clownfish (Amphiprion

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Fluorescent bubble-tip anemone (Entacmaea quadrico...

Yellow scroll coral (Turbinaria reniformis), Marsa Shona reef dive site, Egypt, Red Sea

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Yellow scroll coral (Turbinaria reniformis), Marsa...

An orange-coloured clonal plumose anemone (Metridium senile) on the ocean floor, surrounded by

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An orange-coloured clonal plumose anemone (Metridi...

Lively fish with red and blue accents, Dwarf Hawkfish (Cirrhitichthys falco), among corals, dive

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Lively fish with red and blue accents, Dwarf Hawkf...

Pearl moray eel, white-mouthed moray eel (Gymnothorax meleagris) shows itself with open mouth

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Pearl moray eel, white-mouthed moray eel (Gymnotho...

Small fish with yellow head, Golden damselfish (Amblyglyphidodon aureus) juvenile, looking

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Small fish with yellow head, Golden damselfish (Am...

Arbacia lixula, Diadem sea urchin (Diadema setosum), on sandy and coral-covered seabed, dive site

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Arbacia lixula, Diadem sea urchin (Diadema setosum...

Black nudibranch, large ice snail (Ovula ovum), on a reef with soft corals, dive site Twin Reef,

BRK26C67_021

Black nudibranch, large ice snail (Ovula ovum), on...

Exotic patterned sea urchin in an interesting colour and with long spines, banded sea urchin

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Exotic patterned sea urchin in an interesting colo...

Peacock urchin (Tripneustes gratilla) with sharp spines and yellow details in underwater landscape,

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Peacock urchin (Tripneustes gratilla) with sharp s...

White gorgonian (Eunicella singularis) and Violescent sea-whip (Paramuricea clavata) and fish in a

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White gorgonian (Eunicella singularis) and Violesc...

Juvenile Golden damselfish (Amblyglyphidodon aureus) seeks shelter in vivid red corals, dive site

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Juvenile Golden damselfish (Amblyglyphidodon aureu...

A school of fish swimming over a part of a wreck overgrown with Violescent sea-whip (Paramuricea

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A school of fish swimming over a part of a wreck o...

Anthopleura xanthogrammica (Stichodactyla gigantea) stretching over a colourful reef, dive site

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Anthopleura xanthogrammica (Stichodactyla gigantea...

Fish-rich colourful vibrant coral reef of stony corals (Scleractinia) above large shoal of jewel

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Fish-rich colourful vibrant coral reef of stony co...

A crayfish with a striking pattern, guinea chick crayfish (Panulirus guttatus), on the seabed. Dive

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A crayfish with a striking pattern, guinea chick c...

A serene green sea turtle, Chelonia mydas, rests among vibrant coral formations in the

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A serene green sea turtle, Chelonia mydas, rests a...

A striped and spotted fish, eyespot pufferfish (Canthigaster solandri), swimming near soft corals,

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A striped and spotted fish, eyespot pufferfish (Ca...

Fish with a stripe-like pattern, saddle point pufferfish (Canthigaster valentini), swimming over a

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Fish with a stripe-like pattern, saddle point puff...

Mottled grouper (Epinephelus marginatus) (Mycteroperca marginatus) resting under bright orange-red

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Mottled grouper (Epinephelus marginatus) (Mycterop...

Seagrass filefish (Acreichthys tomentosus) with light and dark patterns near algae and sea squirts,

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Seagrass filefish (Acreichthys tomentosus) with li...

Corkscrew anemone (Macrodactyla doreensis) with green tentacles and orange centre on sandy seabed,

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Corkscrew anemone (Macrodactyla doreensis) with gr...

Red coloured Spiny Devilfish (Inimicus didactylus) on the seabed, dive site Pidada, Penyapangan,

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Red coloured Spiny Devilfish (Inimicus didactylus)...

Two clownfish swimming above a glass bead anemone (Heteractis aurora) in a coral reef, dive site

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Two clownfish swimming above a glass bead anemone ...

Large staghorn coral, small polyp stony coral (Acropora muricata) in clear blue water, spreading

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Large staghorn coral, small polyp stony coral (Acr...

A juvenile Clark's anemonefish (Amphiprion clarkii) hiding in a large glass bead anemone

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A juvenile Clark's anemonefish (Amphiprion clarkii...

Vibrant Blue-spotted coral grouper glides through the coral reefs in the Maldives, showcasing its

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Vibrant Blue-spotted coral grouper glides through ...

Nudibranch with purple coloured spots and white body, magnificent star snail (Hypselodoris tryoni),

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Nudibranch with purple coloured spots and white bo...

Haeckel's sand anemone (Actinostephanus haeckeli), sea anemone, with long, thin arms lies on the

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Haeckel's sand anemone (Actinostephanus haeckeli),...

A bright orange sea orange (Tethya aurantium) in an underwater hiding place, dive site Les Grottes,

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A bright orange sea orange (Tethya aurantium) in a...

Portrait of a large reticulated moray eel (Gymnothorax favagineus) next to corals, dive site Spice

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Portrait of a large reticulated moray eel (Gymnoth...

Starfish with orange-coloured patterns, granulated roller star (Choriaster granulatus), on coral

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Starfish with orange-coloured patterns, granulated...

Red coral with a small yellow fish, Golden damselfish (Amblyglyphidodon aureus) juvenile, dive site

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Red coral with a small yellow fish, Golden damself...

Panulirus inflatus with long antennae, painted rock crayfish (Panulirus versicolor), in corals,

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Panulirus inflatus with long antennae, painted roc...

Underwater photo of diver scuba diving looking at three large fan corals (Anella mollis) horn

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Underwater photo of diver scuba diving looking at ...

A striped Banggai cardinalfish (Pterapogon kauderni) swimming near blue sea squirts, dive site

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A striped Banggai cardinalfish (Pterapogon kaudern...

Close-up of a red coral, Godeffroy's soft coral (Siphonogorgia godeffroyi), with small fish, dive

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Close-up of a red coral, Godeffroy's soft coral (S...

Blue fish, masked nose doctor fish (Naso vlamingii), swimming in a lively, colourful underwater

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Blue fish, masked nose doctor fish (Naso vlamingii...

A dotted map pufferfish (Arothron mappa) swimming near corals with a cleaner fish, dive site Spice

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A dotted map pufferfish (Arothron mappa) swimming ...

Camouflaged fish, Spiny Devilfish (Inimicus didactylus), resting on sandy seabed with organic

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Camouflaged fish, Spiny Devilfish (Inimicus didact...

Rough brain coral (Platygyra daedalea), Sataya Reef dive site, Red Sea, Egypt

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Rough brain coral (Platygyra daedalea), Sataya Ree...

A colourful tropical masked nose doctor fish (Naso vlamingii) swims among smaller fish in the sea,

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A colourful tropical masked nose doctor fish (Naso...

Nymphaea colourata, Dahlia anemone (Urticina felina), with wide open tentacles on the seabed. Dive

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Nymphaea colourata, Dahlia anemone (Urticina felin...

Snorkelers explore vibrant marine life in the Maldives, swimming alongside a majestic Tawny nurse

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Snorkelers explore vibrant marine life in the Mald...

Many red orange soft corals (Dendronephthya) growing on steep wall Steep drop off steep reef wall

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Many red orange soft corals (Dendronephthya) growi...

Dahlia anemone (Urticina felina), sea anemone, with long tentacles on the seabed. Dive site

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Dahlia anemone (Urticina felina), sea anemone, wit...

Red and white coral (Corallium rubrum) surrounded by colourful underwater life. Dive site Marine

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Red and white coral (Corallium rubrum) surrounded ...

A white club-tipped anemone (Telmatactis cricoides) with orange-coloured tentacles clings to a rock

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A white club-tipped anemone (Telmatactis cricoides...

A Golden damselfish (Amblyglyphidodon aureus) swimming in front of corals in the sea, surrounded by

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A Golden damselfish (Amblyglyphidodon aureus) swim...

Two clownfish in a large glass bead anemone (Heteractis aurora), surrounded by colourful coral

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Two clownfish in a large glass bead anemone (Heter...

A shoal of yellow French grunts (Haemulon flavolineatum) and bluestriped grunt (Haemulon sciurus)

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A shoal of yellow French grunts (Haemulon flavolin...

A woman joyfully explores the clear waters of Raja Ampat Archipelago, capturing memories with a

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A woman joyfully explores the clear waters of Raja...

Small shoal of luminescent road sweepers (Gnathodentex aurolineatus) under hyacinth table coral

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Small shoal of luminescent road sweepers (Gnathode...

Small colony of pore coral (Pocillopora eydouxi) small coral block stony coral hard coral

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Small colony of pore coral (Pocillopora eydouxi) s...

Avicennia germinans (Holothuria flavomaculata) lies on sandy seabed, surrounded by corals, dive

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Avicennia germinans (Holothuria flavomaculata) lie...

Vibrant Two-banded Anemonefish peeking through translucent tentacles in a symbiotic setting

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Vibrant Two-banded Anemonefish peeking through tra...

Meyers butterflyfish (Chaetodon meyeri) hiding in Acropora stony coral (Acropora), Great Barrier

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Meyers butterflyfish (Chaetodon meyeri) hiding in ...

Luminous jellyfish (Hyères, Giens, Porquerolles, France)

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Luminous jellyfish (Hyères, Giens, Porquerolles, F...

Christmas tree coral (Antipathes dendrochristos)

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Christmas tree coral (Antipathes dendrochristos)

Anemonen-Partnergarnele, Ancylomenes tosaensis Tosa Anemone Shrimp, Ancylomenes tosaensis

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Anemonen-Partnergarnele, Ancylomenes tosaensis Tos...

Moritz Rüdiger with girlfriend Xenia at the preview of the 21st season of Germany's Next Topmodel -

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Moritz Rüdiger with girlfriend Xenia at the previe...

Plapper bouquet coral (Heteroxenia fuscescens)

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Plapper bouquet coral (Heteroxenia fuscescens)

Fluorescent bubble anemone (Entacmaea quadricolor)

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Fluorescent bubble anemone (Entacmaea quadricolor)

Xenia Tsilikova, Lydwine Nitidem and Frieder Sell at the preview of the 21st season Germany s Next

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Xenia Tsilikova, Lydwine Nitidem and Frieder Sell ...

Broccoli tree (Litophyton arboreum)

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Broccoli tree (Litophyton arboreum)

Bubble anemone (Entacmaea quadricolor)

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Bubble anemone (Entacmaea quadricolor)

Precious coral (Corallium rubrum)

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Precious coral (Corallium rubrum)

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