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22.05.2018 - 13:54 Laura B La grotte de la Boulegeade

Date of observation: 
20.05.2018
Name of location or dive site: 
La grotte de la Boulegeade
Current: 
weak
Visibility: 
clear water
Water Temperature: 
14℃
Vertical extent of the habitat: 
Min

25

(m)
Max

38

(m)
Observation Depth: 
37.00(m)
Maximum Dive Depth: 
38(m)
Horizontal extent of the habitat: 
5-10 m
Orientation: 
NE
Thermocline's Depth: 
12.00(m)
Water temperature at predefined depths: 
Temperature: 
14.00℃
Meters: 
37.00(m)
Temperature: 
16.00℃
Meters: 
12.00(m)
Habitat continuity: 
Discontinuous
Slope: 
vertical
Rugosity: 
Small
Other observations : 

Observation faite par Alexandre Le Guennic - Plongeur N4 Septentrion Environnement

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