12 messages par Xavier SALVADOR COSTA

19/09/2018 Création de sujet : Hidrozoon

Bonjour,

Je joins la photo d'une étrange plume de mer qui recouvrait les feuilles de Cymodocea dans les Alfac.

Il y avait du mouvement, de l'expansion et de la contraction. Votre mesure serait d'environ 3-4 mm.

Je pense que ce peut être un hydrozoon, mais je ne connais pas l'espèce.

Merci beaucoup


02/03/2017 Création de sujet : And other Soleidae

This soleidae was photographed in a sand floor at 21 meters, in the Aiguablava beach, in Begur. His size it's approximately of 30 cm


02/03/2017 Création de sujet : Other Soleidae

This soleidae was photographed in a mud bay at 50 cm, in the Fangar bay, near Deltebre. His size it's approximately of 25 cm


02/03/2017 Création de sujet : What Soleidae can it be?

This soleidae was photographed in a sand floor in 7 meters, in l'Ametlla de Mar, near Deltebre. His size it's approximately of 40 cm


11/01/2017 Création de sujet : Identification planaria

Hello,

This flat worm it's similar a Onchidoris neapolitana


11/01/2017 Création de sujet : Identification ascidian

Hello,

It's another dude of specie of ascidian in the same place of the previous identification.

The size of every individual it's 2-3cm. It's have a expansive behavior. It's possible that is Ecteinascidia thurstoni?


11/01/2017 Création de sujet : Identification ascidian

Hello,

I wrote to request assistance in identifying this ascidian. It has expansive behavior and possibly is an invasive species.

The size of every individual is 2 cm approx


29/08/2016 Création de sujet : Womersleyella setacea?

This algae have photographed in 12 meters, in a shadow wall, in Palamos, north western Mediterranean.

The alga seems to be moving a community Parazoanthus axinellae


08/02/2016 Création de sujet : What specie of sponge is?

I found this sponge into a big shadow cave, at 1 meters of profundity


08/02/2016 Création de sujet : What hidroid is?

I found this hidroid in a estuary.


08/02/2016 Création de sujet : Whats specie of alga is?

I found this alga in the entrance to a cave, in a dark wall, at cm of water.


08/02/2016 Création de sujet : What species tunicate is?

The subject have been photographed in Es Caials (Cadaqués, Spain) in 2 meters of profundity, below a rock.


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