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19.07.2018 - 00:19 Laure TVA Tombant du Planier, Marseille, France

Date of observation: 
18.07.2018
Name of location or dive site: 
Tombant du Planier, Marseille, France
Current: 
weak
Visibility: 
some suspended particles
Water Temperature: 
17℃
Vertical extent of the habitat: 
Min

15

(m)
Max

30

(m)
Observation Depth: 
23.00(m)
Maximum Dive Depth: 
25(m)
Horizontal extent of the habitat: 
more than 20 m
Orientation: 
NW
Thermocline's Depth: 
13.00(m)
Water temperature at predefined depths: 
Temperature: 
17.00℃
Meters: 
23.00(m)
Habitat continuity: 
Discontinuous
Slope: 
vertical
Rugosity: 
Medium
Other observations : 

Plongée d'initation au protocole pour Coralie et Clio

Pressures and Threats: 
Non-indigenous species: Caulerpa cylindracea (Extended)
Non-indigenous species: Asparagopsis spp. (Absent)
Mucilaginous aggregations (Limited)
Organism necrosis and mortality events (Limited)
Sedimentation on coralligenous biota (Limited)
Diver recklessness (Limited)
Fishing gear (Absent)
Litter (Absent)
Anchoring (Absent)
Urban waste sources nearby (Absent)
Other (Absent)
Coralligenοus Organisms: 
Eunicella cavolini (Scarce)
Eunicella singularis (Scarce)
Paramuricea clavata (Abundant)
Leptogorgia sarmentosa (Absent)
Savalia savaglia (Absent)
Shark eggs (Absent)
Anthias anthias (Very abundant)
Centrostephanus longispinus (Absent)
Other sea urchins (Absent)
Calcareous red algae (Abundant)
Peyssonnelia spp. (Abundant)
Agelas oroides (Abundant)
Axinella spp. (Abundant)
Myriapora truncata (Abundant)
Other erect bryozoans (Abundant)
Scleractinians (Scarce)
Cliona spp. (Very abundant)
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,