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CIGESMED for Divers
Coralligenous based Indicators to evaluate and monitor the "Good Environmental Status" of the MEDiterranean coastal waters
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18.03.2019 - 11:48 Jeremie Godefroy La tradelière
Date of observation:
17.03.2019
Name of location or dive site:
La tradelière
Current:
none
Visibility:
some suspended particles
Water Temperature:
14℃
Vertical extent of the habitat:
Min
8
(m)
Max
40
(m)
Observation Depth:
20.00(m)
Maximum Dive Depth:
24(m)
Horizontal extent of the habitat:
more than 20 m
Orientation:
S
Water temperature at predefined depths:
Temperature:
14.00℃
Meters:
0.00(m)
Temperature:
14.00℃
Meters:
20.00(m)
Habitat continuity:
Discontinuous
Slope:
vertical
Rugosity:
Medium
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 (
Limited
)
Diver recklessness (
Absent
)
Fishing gear (
Absent
)
Litter (
Absent
)
Anchoring (
Absent
)
Urban waste sources nearby (
Limited
)
Other
Coralligenοus Organisms:
Calcareous red algae (
Scarce
)
Peyssonnelia spp. (
Very abundant
)
Agelas oroides (
Abundant
)
Axinella spp. (
Scarce
)
Cliona spp. (
Scarce
)
Eunicella cavolini (
Scarce
)
Eunicella singularis (
Absent
)
Paramuricea clavata (
Absent
)
Leptogorgia sarmentosa (
Absent
)
Savalia savaglia (
Absent
)
Scleractinians (
Scarce
)
Corallium rubrum (
Scarce
)
Homarus gammarus (
Absent
)
Palinurus elephas (
Absent
)
Scyllarides latus (
Absent
)
Myriapora truncata (
Scarce
)
Other erect bryozoans (
Scarce
)
Centrostephanus longispinus (
Absent
)
Other sea urchins (
Abundant
)
Anthias anthias (
Scarce
)
Epinephelus marginatus (
Abundant
)
Scorpaena spp. (
Scarce
)
Shark eggs (
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,
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