19.01.2016 - 14:10 Physalia Avlaki | CIGESMED for Divers

Data dell'osservazione:

12.06.2015

Nome della località o del sito d'immersione:

Avlaki

Corrente:

none

Visibilità:

clear water

Profondità dell'osservazione:

30.00(m)

Estensione orizzontale delle concrezioni coralligene osservate:

more than 20 m

Orientamento:

NW

Continuità dell'habitat:

Continuo

Inclinazione:

Inclinato

Rugosità:

Grande

Altre osservazioni:

Charonia tritonis, Dictyopteris polypoides, Dictyota dichotoma, Hermodice carunculata, Leptopsammia pruvoti, Ophidiaster ophidianus, Petrosia ficiformis, Peltodoris atromaculata, Pinna rudis, Phorbas fictitius

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 (Absent)

Fishing gear (Limited)

Litter (Limited)

Anchoring

Urban waste sources nearby (Absent)

Other

Pressioni e minacce:

spearfishing

Coralligenοus Organisms:

Calcareous red algae (Abundant)

Peyssonnelia spp. (Abundant)

Agelas oroides (Abundant)

Axinella spp. (Absent)

Eunicella cavolini (Absent)

Eunicella singularis (Absent)

Paramuricea clavata (Absent)

Leptogorgia sarmentosa (Absent)

Savalia savaglia (Absent)

Scleractinians (Scarce)

Corallium rubrum (Absent)

Homarus gammarus (Absent)

Palinurus elephas (Scarce)

Scyllarides latus (Scarce)

Myriapora truncata (Abundant)

Other erect bryozoans (Abundant)

Centrostephanus longispinus (Absent)

Other sea urchins (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,