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11.11.2021 - 16:33 restws_polaris Le Tiboulen du Frioul

Date de l'observation: 
11.11.2021
Nom de la localité ou du site de plongée: 
Le Tiboulen du Frioul
Courant: 
none
Visibilité: 
clear water
Température de l'eau: 
18℃
Profondeur de l'observation: 
18.00(m)
Profondeur maximale atteinte lors de la plongée: 
20(m)
Etendue horizontale du concrétionnement coralligène observé: 
more than 20 m
Orientation: 
W
Profondeur de la thermocline: 
0.00(m)
Continuité de l'habitat: 
Discontinu
Pente: 
en surplomb
Rugosité: 
Petite
Pressions et menaces: 
Non-indigenous species: Caulerpa cylindracea (Absent)
Non-indigenous species: Asparagopsis spp. (Absent)
Mucilaginous aggregations (Absent)
Organism necrosis and mortality events (Absent)
Sedimentation on coralligenous biota (Absent)
Diver recklessness (Absent)
Fishing gear (Limited)
Litter (Limited)
Anchoring (Absent)
Urban waste sources nearby (Absent)
Other (Absent)
Organismes du coralligène: 
Eunicella cavolini (Abundant)
Eunicella singularis (Abundant)
Paramuricea clavata (Scarce)
Leptogorgia sarmentosa (Scarce)
Savalia savaglia (Abundant)
Shark eggs (Abundant)
Anthias anthias (Absent)
Epinephelus marginatus (Absent)
Scorpaena spp. (Absent)
Centrostephanus longispinus (Absent)
Other sea urchins (Scarce)
Calcareous red algae (Scarce)
Peyssonnelia spp. (Absent)
Agelas oroides (Absent)
Axinella spp. (Absent)
Myriapora truncata (Scarce)
Other erect bryozoans (Scarce)
Scleractinians (Absent)
Cliona spp. (Absent)
Corallium rubrum (Absent)
Homarus gammarus (Absent)
Palinurus elephas (Absent)
Scyllarides latus (Absent)
https://cs.cigesmed.eu/sites/default/files/web_axinella_issaris_01.jpg,https://cs.cigesmed.eu/sites/default/files/web_axinella_issaris_05.jpg,https://cs.cigesmed.eu/sites/default/files/web_eunicella-cavolinii_issaris_01.jpg,https://cs.cigesmed.eu/sites/default/files/web_general_issaris_02.jpg,