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18.03.2019 - 15:10 Laure TVA Le Vengeur (tombant), Cannes

Date of observation: 
17.03.2019
Name of location or dive site: 
Le Vengeur (tombant), Cannes
Current: 
weak
Visibility: 
turbid water
Water Temperature: 
14℃
Vertical extent of the habitat: 
Min

15

(m)
Max

40

(m)
Observation Depth: 
18.00(m)
Maximum Dive Depth: 
20(m)
Horizontal extent of the habitat: 
more than 20 m
Orientation: 
N
Water temperature at predefined depths: 
Temperature: 
14.00℃
Habitat continuity: 
Continuous
Slope: 
vertical
Rugosity: 
Medium
Other observations : 

Vu : 
1 datte de mer !

Une branche de corail rouge signalée par le moniteur du club EasyDive (Jean-Nicolas?)  dans la faille à 14 mètres de profondeur. 

Plongée réalisée dans le cadre de la formation CigesmedForDivers avec une vingtaine de plongeurs de l'association NaturDive. 

 

 

Pressures and Threats: 
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 (Extended)
Diver recklessness (Absent)
Fishing gear (Limited)
Litter (Absent)
Anchoring (Absent)
Urban waste sources nearby (Absent)
Other
Other Pressures & Threats: 
1 filet recouvrant une surface de 3 metres en vertical et 50m horizontal
Coralligenοus Organisms: 
Eunicella cavolini (Scarce)
Eunicella singularis (Absent)
Paramuricea clavata (Absent)
Leptogorgia sarmentosa (Absent)
Savalia savaglia (Absent)
Shark eggs (Absent)
Anthias anthias (Scarce)
Epinephelus marginatus (Absent)
Scorpaena spp. (Scarce)
Centrostephanus longispinus (Absent)
Other sea urchins (Scarce)
Calcareous red algae (Very abundant)
Peyssonnelia spp. (Abundant)
Agelas oroides (Scarce)
Axinella spp. (Abundant)
Myriapora truncata (Abundant)
Other erect bryozoans (Abundant)
Scleractinians (Abundant)
Cliona spp. (Abundant)
Image: 
Corallium rubrum (Absent)
Homarus gammarus (Absent)
Palinurus elephas (Absent)
Scyllarides latus (Absent)
http://cs.cigesmed.eu/sites/default/files/web_axinella_issaris_01.jpg,http://cs.cigesmed.eu/sites/default/files/web_axinella_issaris_05.jpg,http://cs.cigesmed.eu/sites/default/files/web_eunicella-cavolinii_issaris_01.jpg,http://cs.cigesmed.eu/sites/default/files/web_general_issaris_02.jpg,