• Results for
    • echinus
  • (127)
Common sea urchins (Echinus esculentus) beneath a stand of kelp, Shetland Islands, Scotland, UK, North East Atlantic Ocean, April
01391828
Alex Mustard / 2020VISION / Common sea urchins (Echinus esculentus) beneath a stand of kelp, Shetland Islands, Scotland, UK, North East Atlantic Ocean, April
Edible sea urchin (Echinus esculentus) on Kelp, Saltstraumen, Bod, Norway, October 2008
01281250
Wild Wonders of Europe / Lundgren / Edible sea urchin (Echinus esculentus) on Kelp, Saltstraumen, Bod, Norway, October 2008
Edible sea urchin (Echinus esculentus) on Kelp, Saltstraumen, Bod, Norway, October 2008
01281249
Wild Wonders of Europe / Lundgren / Edible sea urchin (Echinus esculentus) on Kelp, Saltstraumen, Bod, Norway, October 2008
Common / Edible sea urchins (Echinus esculentus) and starfish on rock with Klas Malmberg diving, house on coast visible above surface, Saltstraumen, Bod, Norway, October 2008
01243457
Wild Wonders of Europe / Lundgren / Common / Edible sea urchins (Echinus esculentus) and starfish on rock with Klas Malmberg diving, house on coast visible above surface, Saltstraumen, Bod, Norway, October 2008
Two Common / Edible sea urchins (Echinus esculentus) on a rock with Klas Malmberg diving, house on the coast visible above surface, Saltstraumen, Bod, Norway, October 2008
01243460
Wild Wonders of Europe / Lundgren / Two Common / Edible sea urchins (Echinus esculentus) on a rock with Klas Malmberg diving, house on the coast visible above surface, Saltstraumen, Bod, Norway, October 2008
Edible / Common sea urchin {Echinus esculentus} on rock in kelp forest, UK.
01144037
Georgette Douwma / Edible / Common sea urchin {Echinus esculentus} on rock in kelp forest, UK.
Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
01634970
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
Purple sea urchin (Sphaerechinus granularis), three of different colours. Tenerife, Canary Islands.
01634969
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis), three of different colours. Tenerife, Canary Islands.
Purple sea urchin (Sphaerechinus granularis) mouth and spines, close up. Tenerife, Canary Islands.
01634968
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis) mouth and spines, close up. Tenerife, Canary Islands.
Mass of Purple sea urchins (Sphaerechinus granularis) high numbers may be related reproduction cycle. Tenerife, Canary Islands.
01634967
Sergio Hanquet / Mass of Purple sea urchins (Sphaerechinus granularis) high numbers may be related reproduction cycle. Tenerife, Canary Islands.
Purple sea urchins (Sphaerechinus granularis), high numbers may be related reproduction cycle. Tenerife, Canary Islands.
01634966
Sergio Hanquet / Purple sea urchins (Sphaerechinus granularis), high numbers may be related reproduction cycle. Tenerife, Canary Islands.
Purple sea urchin (Sphaerechinus granularis) many on seabed, high numbers may be related reproduction cycle. Tenerife, Canary Islands.
01634965
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis) many on seabed, high numbers may be related reproduction cycle. Tenerife, Canary Islands.
Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
01634964
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
01634963
Sergio Hanquet / Purple sea urchin (Sphaerechinus granularis). Tenerife, Canary Islands.
Edible sea urchins (Echinus esculentus) grazing under a kelp forest, Scotland, UK, October.
01623399
SCOTLAND: The Big Picture / Edible sea urchins (Echinus esculentus) grazing under a kelp forest, Scotland, UK, October.
Edible sea urchin (Echinus esculentus), Shetland Isles, Scotland, UK, MAy.
01623377
SCOTLAND: The Big Picture / Edible sea urchin (Echinus esculentus), Shetland Isles, Scotland, UK, MAy.
Sea urchin (Sphaerechinus granularis) Azores, Atlantic ocean.
01620003
Pascal Kobeh / Sea urchin (Sphaerechinus granularis) Azores, Atlantic ocean.
Long-spined sea urchin (Diadema setosum) showing hollow spines that are mildly venomous. Po Bin Chau, Sai Kung archipelago, Hong Kong, China.
01608364
Magnus Lundgren / Wild Wonders of China / Long-spined sea urchin (Diadema setosum) showing hollow spines that are mildly venomous. Po Bin Chau, Sai Kung archipelago, Hong Kong, China.
Edible sea urchin (Echinus esculentus), Trondheimsfjord, Norway, July.
01581967
Sue Daly / Edible sea urchin (Echinus esculentus), Trondheimsfjord, Norway, July.
Edible sea urchin (Echinus esculentus), Trondheimsfjord, Norway, July.
01581947
Sue Daly / Edible sea urchin (Echinus esculentus), Trondheimsfjord, Norway, July.
White sea urchin (Echinus acutus), Trondheimsfjord, Norway, July.
01581928
Sue Daly / White sea urchin (Echinus acutus), Trondheimsfjord, Norway, July.
Reef wall with Edible sea urchin (Echinus esculentus) and Dead man's fingers soft coral (Alcyonium digitatum), Isle of Man, July.
01581840
Sue Daly / Reef wall with Edible sea urchin (Echinus esculentus) and Dead man's fingers soft coral (Alcyonium digitatum), Isle of Man, July.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on white background, collected in Greece.
01569284
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on white background, collected in Greece.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
01569283
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
Purple sea urchin (Sphaerechinus granularis) shell on sand, Greece.
01569282
Nick Upton / Purple sea urchin (Sphaerechinus granularis) shell on sand, Greece.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on white background, collected in Greece.
01569279
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on white background, collected in Greece.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
01569278
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
01569277
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
01569276
Nick Upton / Violet / Stony / Rock sea urchin (Paracentrotus lividus) shell on sand, Greece.
RF - Blue starfish (Linckia laevigata) and Pink cushionstar (Coriaster granulatus) and Long spined urchin (Diadema setosum).  Cebu, Malapascua Island, Philippines. (This image may be licensed either a...
01557282
Georgette Douwma / RF - Blue starfish (Linckia laevigata) and Pink cushionstar (Coriaster granulatus) and Long spined urchin (Diadema setosum). Cebu, Malapascua Island, Philippines. (This image may be licensed either a...
Land snail (Blaesospira echinus infernalis), Cuba
01559345
Ingo Arndt / Land snail (Blaesospira echinus infernalis), Cuba
Green sea urchin (Psammechinus miliaris) in a rockpool, Cornwall, England, UK, September.
01500900
Nick Upton / Green sea urchin (Psammechinus miliaris) in a rockpool, Cornwall, England, UK, September.
Close-up of a Common sea urchin (Echinus esculentus) showing spines and tube feet, Sark, British Channel Islands, UK, 2013.
01474787
Sue Daly / Close-up of a Common sea urchin (Echinus esculentus) showing spines and tube feet, Sark, British Channel Islands, UK, 2013.
Common sea urchin (Echinus esculentus) attached to a wall, with female Cuckoo wrasse (Labrus mixtus) swimming in the background, Sark, British Channel Islands, UK, 2013.
01474786
Sue Daly / Common sea urchin (Echinus esculentus) attached to a wall, with female Cuckoo wrasse (Labrus mixtus) swimming in the background, Sark, British Channel Islands, UK, 2013.
RF - Banggai cardinalfish (Pterapogon kauderni) sheltering amongst the spines of Long spined urchins (Diadema setosum). Lembeh Strait, North Sulawesi, Indonesia. (This image may be licensed either as...
01566374
Georgette Douwma / RF - Banggai cardinalfish (Pterapogon kauderni) sheltering amongst the spines of Long spined urchins (Diadema setosum). Lembeh Strait, North Sulawesi, Indonesia. (This image may be licensed either as...
Longspine urchins (Diadema setosum) Cebu, Malapascua Island, Philippines, September
01557321
Georgette Douwma / Longspine urchins (Diadema setosum) Cebu, Malapascua Island, Philippines, September
Land snail (Blaesospira echinus infernalis) Cuba
01559367
Ingo Arndt / Land snail (Blaesospira echinus infernalis) Cuba
A view through Kelp forest (Laminaria hyperborea) with Common sea urchins (Echinus esculentus) grazing on the algae, Farne Islands, Northumberland, UK, North Sea, August
01555440
Alex Mustard / A view through Kelp forest (Laminaria hyperborea) with Common sea urchins (Echinus esculentus) grazing on the algae, Farne Islands, Northumberland, UK, North Sea, August
Flower urchin (Toxopneustes pileolus) hard interior shell or test, Kannoura, Toyo-cho, Kochi-ken, Shikoku, Japan.
01555877
Tony Wu / Flower urchin (Toxopneustes pileolus) hard interior shell or test, Kannoura, Toyo-cho, Kochi-ken, Shikoku, Japan.
Sea urchin (Sphaerechinus granularis), Larvotto Marine Reserve, Monaco, Mediterranean.
01528734
Franco Banfi / Sea urchin (Sphaerechinus granularis), Larvotto Marine Reserve, Monaco, Mediterranean.
Sea urchin (Sphaerechinus granularis) on coral covered with mucilage, a symptom of rising sea temperature,  Vis Island, Croatia, Adriatic Sea, Mediterranean.
01528730
Franco Banfi / Sea urchin (Sphaerechinus granularis) on coral covered with mucilage, a symptom of rising sea temperature, Vis Island, Croatia, Adriatic Sea, Mediterranean.
Flower urchin (Toxopneustes pileolus), a poisonous sea-urchin, New Caledonia, Pacific Ocean.
01502260
Pascal Kobeh / Flower urchin (Toxopneustes pileolus), a poisonous sea-urchin, New Caledonia, Pacific Ocean.
Poisonous sea urchin (Toxopneustes pileolus / roseus)  can be  lethal if touched, Baja California peninsula, Mexico. Sea of Cortez.
01480636
Pascal Kobeh / Poisonous sea urchin (Toxopneustes pileolus / roseus) can be lethal if touched, Baja California peninsula, Mexico. Sea of Cortez.
Two Stimpson's snapping shrimps (Synalpheus stimpsoni) in a crinoid / feather star, Manado, Indonesia. Sulawesi Sea.
01480598
Pascal Kobeh / Two Stimpson's snapping shrimps (Synalpheus stimpsoni) in a crinoid / feather star, Manado, Indonesia. Sulawesi Sea.
Common sun star (Crossaster papposus) Velvet Swimming Crab (Necora puber) and Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).
01473929
Sue Daly / Common sun star (Crossaster papposus) Velvet Swimming Crab (Necora puber) and Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).
Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
01473915
Sue Daly / Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
01473912
Sue Daly / Close up of Common Sea Urchin (Echinus esculentus) showing tube feet, St Abbs Voluntary Marine Reserve, Scotland (North Sea).
Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).
01473898
Sue Daly / Common Sea Urchin (Echinus esculentus) St Abbs Voluntary Marine Reserve, Scotland (North Sea).
Mouth of Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
01473892
Sue Daly / Mouth of Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
Mouth of Common Sea Urchin (Echinus esculentus)  Guillaumesse, Sark, British Channel Islands.
01473891
Sue Daly / Mouth of Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
01473890
Sue Daly / Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
Common Sea Urchin (Echinus esculentus) The Isles of Scilly.
01473849
Sue Daly / Common Sea Urchin (Echinus esculentus) The Isles of Scilly.
Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
01473839
Sue Daly / Common Sea Urchin (Echinus esculentus) Guillaumesse, Sark, British Channel Islands.
Scuba diver and Sea urchin (Echinus melo) Ponza Island, Italy, Tyrrhenian Sea, Mediterranean
01441506
Franco Banfi / Scuba diver and Sea urchin (Echinus melo) Ponza Island, Italy, Tyrrhenian Sea, Mediterranean
Common Sea Urchin (Echinus esculentus). L'Etac, Sark, British Channel Islands, August.
01417530
Sue Daly / Common Sea Urchin (Echinus esculentus). L'Etac, Sark, British Channel Islands, August.
Common sea urchin {Echinus esculentus} + seaweed Brittany France
01121951
Christophe Courteau / Common sea urchin {Echinus esculentus} + seaweed Brittany France
Edible sea urchin (Echinus esculentus), Atlantic Ocean, North West Norway
01398712
Solvin Zankl / Edible sea urchin (Echinus esculentus), Atlantic Ocean, North West Norway
Common sea urchin (Echinus esculentus) close up of surface, Channel Islands, UK, May
01396230
Sue Daly / Common sea urchin (Echinus esculentus) close up of surface, Channel Islands, UK, May
Soft coral Dead man's fingers (Alcyonium digitatum) and Common sea urchins (Echinus esculentus) on boulders beneath a canopy of kelp, Rosehearty, Aberdeen, Scotland, UK, Moray Firth, North Sea, May
01391819
Alex Mustard / 2020VISION / Soft coral Dead man's fingers (Alcyonium digitatum) and Common sea urchins (Echinus esculentus) on boulders beneath a canopy of kelp, Rosehearty, Aberdeen, Scotland, UK, Moray Firth, North Sea, May
Common sea urchin (Echinus esculentus), from rocky pool, County Clare, Republic of Ireland.  meetyourneighbours.net  project
01375387
MYN / Carsten Krieger / Common sea urchin (Echinus esculentus), from rocky pool, County Clare, Republic of Ireland. meetyourneighbours.net project
Butterfish (Pholis gunnellus) beside Sea urchin (Echinus esculentus) Loch Carron, Ross and Cromarty, Scotland, UK, April
01366917
Alex Mustard / 2020VISION / Butterfish (Pholis gunnellus) beside Sea urchin (Echinus esculentus) Loch Carron, Ross and Cromarty, Scotland, UK, April
Cross section through Spine of Sea Urchin (Echinus lividus) shows how its entire structure is made up from a repeating “building-block” pattern of calcium carbonate plates arranged radially in a symme...
01356919
David Maitland / Cross section through Spine of Sea Urchin (Echinus lividus) shows how its entire structure is made up from a repeating “building-block” pattern of calcium carbonate plates arranged radially in a symme...
Common Sea Urchin (Echinus esculentus). Channel Islands, UK, June.
01335233
Sue Daly / Common Sea Urchin (Echinus esculentus). Channel Islands, UK, June.
Common Sea Urchin (Echinus esculentus) close up to show hydraulic tube feet. Channel Islands, UK, June.
01335260
Sue Daly / Common Sea Urchin (Echinus esculentus) close up to show hydraulic tube feet. Channel Islands, UK, June.
Close-up of Euphorbia (Euphorbia echinus) spines and flowers. Botanic garden, Lanzarote, Canary Islands, July.
01335069
Adrian Davies / Close-up of Euphorbia (Euphorbia echinus) spines and flowers. Botanic garden, Lanzarote, Canary Islands, July.
Close up of mouth and spines of deepsea Echinoid sea urchin (Echinus sp) from mid Atlantic Ridge, June 2010
01312079
David Shale / Close up of mouth and spines of deepsea Echinoid sea urchin (Echinus sp) from mid Atlantic Ridge, June 2010
Deepsea Echinoid sea urchin (Echinus sp) from mid Atlantic Ridge, June 2010
01312078
David Shale / Deepsea Echinoid sea urchin (Echinus sp) from mid Atlantic Ridge, June 2010
Common sea urchin {Echinus esculentus} Strangford lough, County Down, Northern Ireland, April
01271757
Robert Thompson / Common sea urchin {Echinus esculentus} Strangford lough, County Down, Northern Ireland, April
Close-up of Common / Edible sea urchin (Echinus esculentus) Lofoten, Norway, November 2008
01246682
Wild Wonders of Europe / Lundgren / Close-up of Common / Edible sea urchin (Echinus esculentus) Lofoten, Norway, November 2008
Common / Edible sea urchin (Echinus esculentus) with seaweed attatched to spines, Lofoten, Norway, November 2008
01246724
Wild Wonders of Europe / Lundgren / Common / Edible sea urchin (Echinus esculentus) with seaweed attatched to spines, Lofoten, Norway, November 2008
Two Edible / Common sea urchins (Echinus esculentus) with Klas Malmberg diving, red house on the coast visible above surface, Saltstraumen, Bodö, Norway, October 2008
01243461
Wild Wonders of Europe / Lundgren / Two Edible / Common sea urchins (Echinus esculentus) with Klas Malmberg diving, red house on the coast visible above surface, Saltstraumen, Bodö, Norway, October 2008
Common / Edible sea urchin (Echinus esculentus) close-up, Saltstraumen, Bodö, Norway, October 2008
01243402
Wild Wonders of Europe / Lundgren / Common / Edible sea urchin (Echinus esculentus) close-up, Saltstraumen, Bodö, Norway, October 2008
Sea potato / Heart urchin (Echinocardium cordatum) shell on beach, Belgium
01240405
Philippe Clement / Sea potato / Heart urchin (Echinocardium cordatum) shell on beach, Belgium
Close up of spines / tube feet of Common sea urchin {Echinus esculentus} Channel Islands, UK
01227071
Sue Daly / Close up of spines / tube feet of Common sea urchin {Echinus esculentus} Channel Islands, UK
Common sea urchin {Echinus esculentus} on seabed, Channel Islands, UK
01227096
Sue Daly / Common sea urchin {Echinus esculentus} on seabed, Channel Islands, UK
Common sea urchin {Echinus esculentus} on seabed, Channel Islands, UK
01227097
Sue Daly / Common sea urchin {Echinus esculentus} on seabed, Channel Islands, UK
Euphorbia / Spurge (Euphorbia officinarum echinus) on rocky slope, Southern Morocco, NW Africa
01215792
Bruno D'Amicis / Euphorbia / Spurge (Euphorbia officinarum echinus) on rocky slope, Southern Morocco, NW Africa
Euphorbia / Spurge (Euphorbia officinarum echinus) growing on rocky slope, Southern Morocco, NW Africa
01215794
Bruno D'Amicis / Euphorbia / Spurge (Euphorbia officinarum echinus) growing on rocky slope, Southern Morocco, NW Africa
Euphorbia / Spurge (Euphorbia officinarum echinus) growing on rocky slope, Southern Morocco, NW Africa
01215793
Bruno D'Amicis / Euphorbia / Spurge (Euphorbia officinarum echinus) growing on rocky slope, Southern Morocco, NW Africa
Desert wheatear (Oenanthe deserti) adult male perched on desert Spurge / Euphorbia (Euphorbia officinarum echinus) Sahara desert, Morocco, NW Africa
01215798
Bruno D'Amicis / Desert wheatear (Oenanthe deserti) adult male perched on desert Spurge / Euphorbia (Euphorbia officinarum echinus) Sahara desert, Morocco, NW Africa
Common Urchin (Echinus esculentus) Sark, Channel Islands, UK
01196338
Sue Daly / Common Urchin (Echinus esculentus) Sark, Channel Islands, UK
Sea Urchin Cactus {Coryphantha echinus} flower,  Hill Country, Texas, USA
01174409
Rolf Nussbaumer / Sea Urchin Cactus {Coryphantha echinus} flower, Hill Country, Texas, USA
Sea urchin {Echinus acutus} Norway
01090161
Florian Graner / Sea urchin {Echinus acutus} Norway
Common sea urchin {Echinus esculentus} Skye, Scotland, UK
01055576
Dan Burton / Common sea urchin {Echinus esculentus} Skye, Scotland, UK
Common sea urchin / Edible sea urchin (Echinus esculentus) with kelp under the sea, Mull, Scotland
01156479
Solvin Zankl / Common sea urchin / Edible sea urchin (Echinus esculentus) with kelp under the sea, Mull, Scotland
Edible sea urchin {Echinus esculentus} on rock in kelp forest, UK.
01144036
GEORGETTE DOUWMA / Edible sea urchin {Echinus esculentus} on rock in kelp forest, UK.
Edible / Common sea urchin {Echinus esculentus} on rock in kelp forest, UK.
01144038
GEORGETTE DOUWMA / Edible / Common sea urchin {Echinus esculentus} on rock in kelp forest, UK.
Common Sea urchin shells (Echinus esculentus)Cornwall, UK
01143405
Ross Hoddinott / Common Sea urchin shells (Echinus esculentus)Cornwall, UK
Common sea urchin {Echinus esculentus} UK
01100355
Alan James / Common sea urchin {Echinus esculentus} UK
Common sea urchin {Echinus esculentus} Sark, Channel Isles, UK
01077746
Sue Daly / Common sea urchin {Echinus esculentus} Sark, Channel Isles, UK
Common sea urchin {Echinus esculentus} St Abbs, Scotland, UK
01077745
Sue Daly / Common sea urchin {Echinus esculentus} St Abbs, Scotland, UK
Sea Urchin shells left from Otters and Gulls feeding, Scotland
01013014
Niall Benvie / Sea Urchin shells left from Otters and Gulls feeding, Scotland
Flower urchin (Toxopneustes pileolus) extremely venomous, the long feet attach debris for camouflage, Cebu, Malapascua Island, Philippines, September
01557324
Georgette Douwma / Flower urchin (Toxopneustes pileolus) extremely venomous, the long feet attach debris for camouflage, Cebu, Malapascua Island, Philippines, September
Longspine urchin (Diadema setosum) Cebu, Malapascua Island, Philippines, September
01557322
Georgette Douwma / Longspine urchin (Diadema setosum) Cebu, Malapascua Island, Philippines, September
Dead Purple sea urchin (Sphaerechinus granularis) on seabed. Death caused by the pathogenic bacterium Vibrio algynoliticus (according to scientific sources), Tenerife, Canary Islands, Atlantic Ocean....
01735474
Sergio Hanquet / Dead Purple sea urchin (Sphaerechinus granularis) on seabed. Death caused by the pathogenic bacterium Vibrio algynoliticus (according to scientific sources), Tenerife, Canary Islands, Atlantic Ocean....
Mysid Shrimps (Mysidacea sp.) swarming in front of Black spined sea urchin (Diadema antillarum), Tenerife, Canary Islands, Atlantic Ocean.
01718394
Sergio Hanquet / Mysid Shrimps (Mysidacea sp.) swarming in front of Black spined sea urchin (Diadema antillarum), Tenerife, Canary Islands, Atlantic Ocean.