07.09.2017 - 19:36 Nadjib Benayad Les Trois Pierres du Grnad Phare | CIGESMED for Divers

Data dell'osservazione:

07.09.2017

Nome della località o del sito d'immersione:

Les Trois Pierres du Grnad Phare

Corrente:

none

Visibilità:

some suspended particles

Temperatura dell'acqua:

16℃

Profondità dell'osservazione:

4.00(m)

Profondità massima dell'immersione:

32(m)

Orientamento:

NW

Continuità dell'habitat:

Discontinuo

Inclinazione:

Verticale

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 (Absent)

Diver recklessness (Limited)

Fishing gear (Absent)

Litter (Absent)

Anchoring (Absent)

Urban waste sources nearby (Absent)

Other

Coralligenοus Organisms:

Eunicella singularis (Abundant)

Paramuricea clavata (Scarce)

Leptogorgia sarmentosa (Scarce)

Savalia savaglia (Scarce)

Anthias anthias (Abundant)

Epinephelus marginatus (Abundant)

Scorpaena spp. (Abundant)

Centrostephanus longispinus (Scarce)

Other sea urchins (Very abundant)

Calcareous red algae (Scarce)

Myriapora truncata (Scarce)

Other erect bryozoans (Scarce)

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,