13

01:53

Sponge Callyspongia ramosa

The sponge Callyspongia ramosa belongs  to the Porifera phylum, Demospongiae class, Haplosclerida order, Callyspongiidae family. Sponges, the members of the phylum Porifera are a basal Metazoa (animal) clade as a sister of the Diploblats. ...

Stefano

May 3, 2020

184

0

25

01:49

Callyspongia

This video was shot during a dive in the Nosy Be coral reef in Madagascar. ...

Stefano

January 17, 2020

753

32

02:04

Nosy Be - Madagascar - Barriera Corallina III

Nosy Be - Madagascar - Barriera Corallina III. A Nosy Be non ci sono pareti con la barriera corallina ma picchi corallini che si alzano da fondali sabbiosi ...

Stefano

February 3, 2017

415

3

37

02:14

Nosy Be - Madagascar - Barrier Reef II

On these plains are "beautiful coral garden" consisting of: sea fans, fusiliers, yellow and red snapper, trevally, Napoleon wrasse, grouper reef ...

Stefano

February 3, 2017

476

1

32

02:54

Nosy Be - Madagascar - Tridacna Gigas II

The giant Tridacna (Tridacna gigas) is the largest bivalve mollusk exists: can reach the meter and a half in length and exceed 300 kg ...

Stefano

February 3, 2017

263

26

03:15

Nosy Be - Madagascar - Tridacna Gigas

The giant Tridacna (Tridacna gigas) is the largest bivalve mollusk exists: can reach the meter and a half in length and exceed 300 kg. ...

Stefano

January 4, 2017

177

32

02:48

Nosy Be - Madagascar - Barrier Reef I

Nosy Be, there are no walls with coral reef but peaks that rise from sandy bottoms of about 20 meters. ...

Stefano

January 4, 2017

567