Diving in Posidonia

Diving in Posidonia can make you think of a boring dive in which it is difficult to find fish and marine organisms. Sometimes this is certainly the case but the Poseidonia oceanica in the Mediterranean Sea is actually a safe haven and a nursery ...

The Dorado or Mahi-mahi

The Dorado or Mahi-mahi can live for up to five years, although they seldom exceed four. Females are usually smaller than males. Catches typically are 7 to 13 kg and a meter in length. They rarely exceed 15 kg, and mahi-mahi over 18 kg are exceptional. Mahi-mahi are among the fastest-growing of fish.

Octopus in the sand

This summer we found this octopus, Octopus vulgaris, quietly exploring a sandy bottom probably in search of food. This behavior is not common enough in octopuses which usually live on sea beds rich in rocks and ravines where ...

The Bluespotted Grouper

Cephalopholis argus, also known as roi, bluespotted grouper, and celestial grouper, is a fish from the Indo-Pacific which is variously a commercial gamefish, an invasiv species, and occasionally an aquarium resident.

Murena helena close encounter

We are 5/6 miles from the coast on a seabed that varies from 45 to 48 meters deep, where we met a beautiful Mediterranean moray, Muraena helena. ...

Basket star Astrospartus mediterraneus

It looks like a seaweed, a coral, a gorgonian but in reality it is a starfish. We are talking about the Basket starfish, Astrospartus mediterraneus. This starfish lives in close contact with the gorgonians, ...

Deadly Ambushes at Sea

Deadly Ambushes at Sea! It is the struggle for life! As we know, the big fish eats small fish, probably the weakest one, also carrying out a natural selection and a biological balance that has always occurred in a bloody way in nature. Unless human intervention, as more and more often happens in recent years, does not interrupt the biological cycle and thus create imbalances in nature which, as we know, eventually backfire the human.

Medusa Cassiopea mediterranea

Mediterranean Cassiopeia, Cotylorhiza tuberculata, is the jellyfish of the Mediterranean Sea. In the video we see a Cassiopeia jellyfish still at a rather juvenile stage of the "adult jellyfish" phase, that is, it does not yet have the characteristic "fried egg yolk" ...

Mediterranean sea Anemone

Mediterranean sea Anemone, (Anemonia sulcata), commonly known as Venus hair, is a species of sea anemone in the Actiniidae family. It has a cylindrical body, varying in color from yellow-brown to green, from which a crown of long, slightly retractable tentacles with violet-colored ends depart.

Golden anemone - Condylactis aurantiaca

Meeting Golden anemone, Condylactis aurantiaca, is always a beautiful event. This anemone also known as sand actinia or sand anemone, lives throughout the Mediterranean Sea and is not always ...

Rockpool shrimp - Palaemon elegans

Palaemon elegans sometimes known by the common name rockpool shrimp, is a species of shrimp of the family Palaemonidae. Gamberetto di porto Palaemon elegans Rockpool shrimp intotheblue.it ...

Common prawn - Palaemon serratus

Palaemon serratus is a decapod crustacean of the Palaemonidae family. Its vulgar name is greater shrimp, and it is one of the shrimp species that we find in the Mediterranean sea in tide pools and in the intertidal zone, that is, in the area between high and low tide. ...

Born freediver - Great cormorant - Phalacrocorax carbo

Common Cormorant, Phalacrocorax carbo, is a "born freediver". It holds the air for about a minute not so much because it is unable to, but because if it remained longer under water it would penetrate inside the plumage, ...

Missing Island

Missing Island is a shoal halfway between the Island of Gorgona and Livorno. The shoal has two summits a couple of miles apart which rise to a depth of about 36 and 46 meters, from a depth of 80 meters on the side of Livorno and over 120 meters on the side of the Island of Gorgona ...

Spotted Seabass - Dicentrarchus punctatus

Spotted Seabass (Dicentrarchus punctatus), is a marine and brackish water fish, belonging to the Moronidae family, belonging to the Moronidae family, very similar to the more famous European sea bass or Sea bass (Dicentrarchus Labrax ...

Seabass hunting

Snorkeling among swimmers in summer, preferably in the shallow waters of the rocky and jagged coast, it is easy to meet the sea bass on the hunt. European sea bass or Sea bass, Dicentrarchus labrax, is a salt and brackish water fish of the Moronidae family ...

Brown meagre (Sciaena umbra)

Brown meagre is one of the most beautiful fish in the Mediterranean Sea. This fish of the Sciaenidae family lives in the rocky bottoms full of holes and craves ...

Medusa luminosa viola - Pelagia noctiluca

As in all summers, the Pelagia noctiluca, Mauve stinger, luminous jellyfish or purple jellyfish arrived this year too. We met this in the video after a strong storm and at the moment she was swimming alone under the coast in a turquoise sea typical of the after storm ...

Octopus Mimicry

Video series on the Common Octopus, Octopus vulgaris continues, this time we want to show how the almost perfect mimicry is such an effective weapon. Certainly not because of the Octopus that also in this case manages to blend ...

Yellowmouth barracuda - Sphyraena viridensis

Mediterranean Barracuda or Yellow-mouth Barracuda (Sphyraena viridensis) is an endemic species of Mediterranean Sea, although many consider it an alien species ...

Acciuga europea - Engraulis encrasicolus

Achovy represents one of the first links in the food chain of all seas and oceans. At the base of this food chain is plankton. These are microscopic organisms distributed ...

Giant goby - Gobius cobitis

Giant goby, Gobius cobitis, is quite easily encountered while snorkeling among the rocks of the rocky coasts of the whole Mediterranean Sea. ...

The prey of the Octopus

Continue the video series on the Octopus and its behavior. We are on a bed of rock and debris at a depth of about 52 meters. Exploring the seabed we encountered an octopus at the entrance to its hole ...

Octopus and Grouper

Octopus and Grouper, or the eternal struggle between prey and predator. In the case of this encounter it is difficult to define who really is the prey and who the predator. In the video we made, below the coast and a few meters deep ...

Clown Triggerfish

Clown triggerfish (Balistoides conspicillum), also known as the bigspotted triggerfish, is a demersal marine fish belonging to the family Balistidae, or commonly called triggerfish. ...

Green wrasse - Labrus viridis

Gren wrasse is one of the most common wrasse in the Mediterranean Sea, the name is due to the color of its livery and its flesh. It is often fished by new divers in apnea ...

Bluespotted Cornetfish

Bluespotted Cornetfish (Fistularia commersonii), also known as smooth cornetfish or smooth flutemouth, is a marine fish which belongs to the family Fistulariidae. ...

Guineafowl puffer

Arothron meleagris, commonly known as the Guineafowl puffer or golden puffer, is a pufferfish from the Indo-Pacific, and Eastern Pacific ...

Cave diving

We also went to visit an underwater cave. And like all caves it instills a certain charm and arouses a certain restlessness, and it is the same in the case of this submerged cave ...

SOS Mediterranean sea and Oceans

This video was made on 11 June 2021 in the reefs of Lighthouse Vada near Livorno, over 6 miles from the coast of Castiglioncello at a depth of over 42 meters. ...

Bigeye Trevally Caranx sexfasciatus 

Bigeye Trevally (Caranx sexfasciatus), also known as the bigeye jack, great trevally, six-banded trevally and dusky jack, is a species of widespread large marine fish in the jack family Carangidae ...

Mucilage - Sea Snot

We are on a rocky and sandy bottom at a depth of about 36/40 meters, and as we can see in the video, the seabed is almost completely covered by marine mucilage. ...

Bath Sponge

Sponges, contrary to what one might think at first sight, are very simple multicellular animal organisms very similar in shape and appearance to plant organisms. ...

Mediterranean reef with spiny Lobsters

We met the Lobsters in a submerged reef over 75 meters deep, the muddy bottom moved by the current made the water not very transparent; as you can see, however, the cliff is vital and exuberant. ...

Moorish idol

Moorish idol (Zanclus cornutus) is a marine fish species, the sole extant representative of the family Zanclidae in order Peciformes. A common inhabitant of tropical to subtropical reefs and lagoons, the Moorish idol ...

Bigfin reef Squid

Sepioteuthis lessoniana, commonly known as the bigfin reef squid, glitter squid or oval squid, is a commercially important species of loliginid squid. It is one of the three currently recognized species belonging to the genus Sepioteuthis. ...

Paramuricea clavata Reproduction

We have witnessed a wonderful "miracle" of nature that we document with this underwater video: the reproduction of Paramuricea clavata. A large colony of Gorgonians have opened their polyps ...

Mediterranean Moray - Muraena helena

This Mediterranean Moray was found on a rocky bottom about 45 meters deep. Moray eels often stay in their hole during the day with their heads partially out to check the territory. ...

Silvertip Shark

Silvertip shark (Carcharhinus albimarginatus) is a large species of requiem shark, in the family Carcharhinidae, with a fragmented distribution throughout the tropical Indian and Pacific Oceans ...

Blueface Angelfish

Pomacanthus xanthometopon is aray-finned fish in the family Pomacanthidae found in shallow parts of the Indo-Pacific. It is commonly known as the blueface angelfish or the yellowface angelfish ...

Snorkeling - Beadlet anemone

Even in the Mediterranean you can snorkel and see interesting and colorful marine species as in tropical seas. In the video we can see  Beadlet Anemone or Actinia equina, ...

Fusilier fish

The Caesio are marine bony fish of the Caesionidae family. They have a fairly tapered body with a pointed snout and a small, terminal mouth ...