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07.08.2016 - 19:40 admin Pierre de Cassis, Grand Congloué

Date of observation: 
03.08.2016
Name of location or dive site: 
Pierre de Cassis, Grand Congloué
Current: 
none
Visibility: 
some suspended particles
Water Temperature: 
16℃
Vertical extent of the habitat: 
Min

30

(m)
Max

70

(m)
Observation Depth: 
40.00(m)
Maximum Dive Depth: 
46(m)
Horizontal extent of the habitat: 
more than 20 m
Orientation: 
N
Thermocline's Depth: 
30.00(m)
Water temperature at predefined depths: 
Temperature: 
16.00℃
Meters: 
40.00(m)
Habitat continuity: 
Continuous
Slope: 
vertical
Rugosity: 
Medium
Other observations : 

Groupers are present nearby the coralligenous but less deep. I have seen also several Scorpaena scrofa.

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