Leopard Spotted-goby and European Lobster

During this dive I came across a strange pair of Mediterranean marine specimens. It is a European Lobster, Homarus gammarus, and a Leopard-spotted Goby that share the same cave; evidently there is a mutual convenience to which I cannot give a logical explanation. In fact, the European Lobster usually lives alone in the den that it has built and, in general, does not tolerate intrusions by others.

Five-saddle parrotfish female

The Five-saddle parrotfish, Scarus scaber female, or dusky-capped parrotfish, is a species of marine ray-finned fish; a parrotfish in the family Scaridae. It is native to Indian Ocean. This species grows to a maximum 37 cm in length and 900 g in weight. This species is widely distributed in the Indian Ocean (and around the islands therein) from western Thailand and northwest Indonesia in the east (southwards to Cocos-Keeling), and west to the coast of Africa (as far south as Natal and north to Red Sea and Gulf of Aden).

Diving in Santo Domingo’s coral reefs

Despite its small size, the Dominican Republic is home to nine national parks, including an underwater park located east of the capital: Parque Nacional Submarino La Caleta. It is the only entirely underwater reserve in the country. The Parque Nacional Submarino La Caleta (English: La Caleta Underwater National Park) is a national park located approximately 20 kilometres from Santo Domingo.

Titan triggerfish

The Titan triggerfish, Balestra titano  Giant triggerfish or Moustache triggerfish (Balistoides viridescens) is a large species of triggerfish found in lagoons and at reefs to depths of 50 m. in most of the Indo-Pacific, though it is absent from Hawaii. With a length of up to 75 centimetres. it is the largest species of triggerfish in its range ...

Arothron stellatus

Starry Toadfish, Arothron stellatus, also known as the stellate puffer, starry puffer or starry pufferfish, is a demersal marine fish belonging to the family Tetraodontidae. It is found in shallow water in the Indo-Pacific region. Arothron stellatus is a very large pufferfish which grows up ...

Coral reef of Oslob in the Philippines

The video you are watching was taken in a coral reef in Oslob, Philippines. The coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups. ...

Bothus ocellatus

 Eyed Flounder (Bothus ocellatus) is a species of fish in the family Bothidae. The species is found on or near the sandy seabed in relatively shallow waters in the western Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico, its range extending from Canada to southern Brazil ...

Moorish idol

The Moorish idol (Zanclus cornutus) is a marine fish species, the sole extant representative of the family Zanclidae in order Acanthuriformes. A common inhabitant of tropical to subtropical reefs and lagoons, the Moorish idol is notable for its wide distribution throughout the Indo-Pacific. A number of butterflyfishes (genus Heniochus) closely resemble the Moorish idol. ...

Sweeper fish - Pempheris oualensis

Sweepers, Pempheris oualensis Sweeper fish, are small, tropical marine (occasionally brackish) perciformes fish of the family Pempheridae. Found in the western Atlantic Ocean and Indo-Pacific region, the family contains about 26 species in two genera. One species (Pempheris xanthoptera) is the target of subsistence fisheries in Japan, where the fish is much ...

Astrospartus mediterraneus

The Basket Star (Astrospartus mediterraneus), (Risso,1826) is a echinoderm belongs to the phylum Echinodermata, to the Ophiuroidea class, Gorgonocephalidae family. The Basket Star is characterized by five tentacles, each branched several times, with which it clings to the branches of the soft corals and which are opened at night to feed on. The body has a diameter that can reach 8 centimeters, ...

Plectorhinchus orientalis

The Indian Ocean Oriental sweetlips (Plectorhinchus orientalis), also known as the oriental sweetlips, is a species of marine ray-finned fish, a sweetlips belonging to the subfamily Plectorhinchinae, one of two subfamilies in the family Haemulidae. It is native to the Indian Ocean and the western Pacific Ocean. The Indian Ocean oriental sweetlips has fleshy lips ...

Zebra tang

Acanthurus polyzona, commonly known as the black-barred surgeonfish or zebra tang, is a tropical fish found in coral reefs in the western Indian Ocean. It was first described in 1868 by the Dutch ichthyologist Pieter Bleeker, who gave it the name Rhombotides polyzona; it was later transferred to the genus Acanthurus, becoming Acanthurus polyzona. Acanthurus polyzona is a laterally flattened fish ...

Monodactylus argenteus

Monodactylus argenteus is a species of fish in the family Monodactylidae, the moonyfishes. Its common names include silver moonyfish, or silver moony, butter bream, and diamondfish. It is native to the western Pacific and Indian Oceans, including the Persian Gulf, Red Sea, and associated estuaries, such as the Mekong Delta. This species reaches a maximum length of about. ...

Black feather starfish

Crinoids are marine animals that make up the class Crinoidea, one of the classes of the phylum Echinodermata, which also includes the starfish, brittle stars, sea urchins and sea cucumbers. Those crinoids which, in their adult form, are attached to the sea bottom by a stalk are commonly called sea lilies, while the unstalked forms are called feather stars or comatulids, ...

Goldspotted Rabbitfish

Goldspotted Rabbitfish, Siganus punctatus, or goldspotted spinefoot, punctuated spinefoot, spotted rabbitfish, spotted spinefoot, yellow-spotted spinefoot, is a species of marine ray-finned fish, a rabbitfish belonging to the family Siganidae. It occurs in the Indo-West Pacific region. Siganus punctatus was first formally described in 1801 as ...

Red-breasted Wrasse

The Red-breasted Wrasse (Cheilinus fasciatus) belongs Actinopterygii class, Labriformes order,Labridae family. It lives in the lagoons and coral reefs of the Atlantic Ocean, the Indian Ocean and the Red Sea; it has also been found in Samoa, Micronesia, Seychelles, Ryukyu islands and on the coasts of East Africa. Young people prefer areas with a lot of aquatic vegetation, adults are often found in areas rich ...

Blue-barred parrotfish

Blue-barred parrotfish, Scarus ghobban, also known as the Blue trim parrotfish, Cream parrotfish, Globe-headed parrotfish, Green blotched parrotfish, Yellow scale parrotfish, and Bluechin parrotfish, is a species of marine ray-finned fish in the family Scaridae. This species is blue-green to green in colour and commonly grows to approximately 46 cm. Its appearance is variable. ...

School of Smallspotted Dart

The Small Spotted Dart, Trachinotus baillonii, is a species of jack in the family Carangidae, can reach a maximum length of 60 cm in males and a maximum weight of 1,5 Kg. The body color varies from silvery blue to grey above, with some small black spots on the flanks. The number of these spots increases with age. This fish is silvery white below. It has large, strong fins, a forked tail, and a narrow base. ...

Spotted Eagle ray

Spotted Eagle Ray, (Aetobatus narinari), is a cartilagionus fish of the eagle ray family Myliobatidae. As traditionally recognized, it is found globally in tropical regions, including the Atlantic, pacific and Indian Oceans. Spotted eagle rays are most commonly seen alone, but occasionally swim in groups. They are ovoviviparous, the female retaining the eggs then releasing the young ...

Horned Sea Star

Horned Sea Star, Protoreaster nodosus, commonly known as chocolate chip sea star, is a species of sea star found in the warm, shallow waters of the Indo-Pacific region. They are sometimes seen in the marine aquarium trade or dried and sold as curios. Protoreaster nodosus possess rows of spines or "horns"; black conical points arranged in a single row, radially on the dorsal side ...

Blackbelly Triggerfish

Blackbelly Triggerfish (Rhinecanthus verrucosus) is a ray-finned fish in the family Balistidae found in the Indo-Pacific. It occasionally makes its way into the aquarium trade. It is sometimes known as the blackpatch triggerfish. The blackbelly triggerfish has a laterally compressed, deep body and a long snout. In shape it is romboidal and it grows to a maximum length of 23 cm (9.1 in) ...

Convict Surgeonfish

The Convict Surgeonfish, Acanthurus triostegus, also known as the convict tang, or manini, is a small surgeonfish in family Acanthuridae of the order Perciformes. It is typically about 17 cm long, but some individuals may reach 27 cm. These tangs are widespread. They are found in the Indo-Pacific except for seas around the Arabian Peninsula, in the Pacific at ...

Dussumier's halfbeak

Dussumier's halfbeak (Hyporhamphus dussumieri), also known as the slender garfish, lives in reefs and shallow lagoons. It is an Indo-Pacific species which is found from the Seychelles east to the Tuamotu islands, north to Hong Kong and Okinawa and south to northern Australia. They form schools which are found near the surface of lagoons and seaward reefs. ...

Graeffe's sea cucumber

Graeffe's sea cucumber, Pearsonothuria graeffei , is a sea cucumbers in the family Holothuridae; it is the only species in the genus. Graeffe's sea cucumber is found in the tropical Indo-Pacific Ocean.  Is a roughly cylindrical, thin-walled sea cucumber that grows to about 30 centimetres in length. Its mouth, at one end, is surrounded by a ring of up to 24 leaf-like, paddle-shaped tentacles ...

Striped Eel Catfish

Plotosus lineatus, commonly known as the Striped Eel Catfish, is a species of eeltail catfishes belonging to the family Plotosidae. Like most other members of the genus Plotosus. they possesses highly venomous spines that they can use to sting when threatened. The venom can cause mild to severe symptoms in humans. Plotosus lineatus is native to the Indo-Pcific but has become introduced to the Mediterranean Sea ...

Yellowback Fusilier

Yellowback Fusilier (Caesio xanthonota) is a pelagic marine ray-finned fish, a fusilier belonging to the family Caesionidae. It is native to the tropical Indo-Pacific, being found in shallow water from the East African coast to Indonesia. The yellowback fusilier was first formally described 1853 by the Dutch icthyologist Pieter Bleeker with the type locality given as Batavia on Java. ...

Vermiculated Angelfish

Vermiculated Angelfish, Chaetodontoplus mesoleucus, is a species of marine ray-finned fish a marine angelfish belonging to the family Pomacanthidae. It is found in the Indo-West Pacific region. Chaetodontoplus mesoleucus has blue lips contrasting with its yellow face. There is a black vertical band which runs through the eye. The body has a cinereous area ...

Orange-spotted spinefoot

Orange-spotted spinefoot (Siganus guttatus), also known as the Deepbody spinefoot, Gold-saddle rabbitfish, Golden rabbitfish, Golden-spotted spinefoot, Goldlined spinefoot or Yellowblotch spinefoot, is a species of marine ray-finned fish, a rabbitfish belonging to the family Siganidae. It is found in the eastern Indian Ocean and western Pacific Ocean ...

Dusky Parrotfish

Dusky parrotfish, Scarus niger, common names the swarthy parrotfish, and black parrotfish, is a species of parrotfish. It is in  the phylum Chordata, class Actinopterygii and family Scaridae. Like other members of its family, it has characteristic 10 dorsal soft rays, 9 dorsal spines, 9 anal soft rays, and 3 anal spines ...

Desjardin's sailfin tang

Desjardin's sailfin tang, or Sailfin surgeonfish, Red Sea sailfin tang, (Zebrasoma desjardinii) is a marine reef tang in the fish family Acanthuridae.  Zebrasoma desjardinii grows to a maximum length of 40 cm (16 in), with sexual dimorphism producing males that are larger than females. ...

Mahsena emperor

Mahsena emperor, Lethrinus mahsena, common names the sky emperor, is a species of emperor fish. It grows to 65 cm in length, but is commonly found at 35 to 45 cm. This fish may be yellow to greenish-blue or olive-grey, becoming paler toward the belly. It is a non-migratory, reef-associated fish that has a high commercial value. The body of this species may be ...

Powder-blue surgeonfish

Powder-blue surgeonfish, Acanthurus leucosternon, commonly known as the blue surgeonfish or powder blue tang, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This species is found in the Indian Ocean. The fish can reach an average size of 23 cm in length. ...

Specklefin grouper from Maldives

Epinephelus ongus, the white-streaked grouper, specklefin grouper, lace-finned rock-cod, specklefin rockcod, wavy-lined tock-cod, white-speckled grouper or white-spotted rock-cod, is a grouper from the subfamily Epenephelinae which is part of the family Serranidae, which also includes the anthias and sea basses. ...

Scribbled Filefish

Scribbled Filefish, Aluterus scriptus, commonly known as Scrawled filefish, Broomtail filefish or Scribbled leatherjacket, is a marine fish belonging to the family Monacanthidae. This species has a circumtropical repartition, it can be found in the tropical waters from the Atlantic Ocean, the Indian Ocean and the Pacific Ocean. ...

Sabre squirrelfish

Sabre squirrelfish, Sargocentron spiniferum, common name giant squirrelfish and spiny squirrelfish, is a large Indo-Pacific species of squirrelfish belonging to the family Holocentridae. It is a species linked to the coral reef environment where it occupies a vast range of habitats: from atoll lagoons to reefs exposed to the open sea to coastal ...

Gold Coral Reproduction

We have witnessed a wonderful "miracle" of nature that we document with this underwater video: the reproduction of Savalia Savaglia. A large colony of Gorgonians have opened their polyps to release their gametes into the water to be transported by sea currents for to reproduction.