New Mediterranean Biodiversity Records (November 2018)

In the present article, new records are given for 18 species (6 native, 9 alien and 3 cryptogenic), belonging to 5 Phyla (i.e. Chlo-rophyta, Cnidaria, Annelida, Mollusca and Chordata), from 8 Mediterranean countries: Spain: A large population of Polycerellaemertoni reported from the Ebro Delta, the presence of Spinimuricea klavereni is confirmed for the first time in the Catalan coast;Italy: the new record of Cryptonome turcica extends its distribution to the western Mediterranean Sea, the findings of Mawia be-novici constitute the southernmost record of this species in the Adriatic Sea; Slovenia: second record of the alien seaslug Cuthonaperca in the Mediterranean Sea; Montenegro: Styela plicata communities were recorded in Boka Kotorska Bay; Albania: thenative great torpedo ray Tetronarce nobiliana recorded for the first time in Albanian waters; Greece: first record of Lagocepha-lus sceleratus in the Greek side of the Adriatic, the records of Cassiopea andromeda and Pterois miles are first records of thesespecies from the Ionian Sea, the colonial ascidians Aplidium coeruleum and Didemnum protectum are recorded for the first timein the Eastern Mediterranean, an extremely abundant population of Melibe viridis is found in Messolonghi lagoon, the record ofSynchiropus sechellensis is the range expansion of this species in Greek Seas, Acetabularia caliculus is recorded for the first timefrom Greece; Cyprus: first records of Callionymus filamentosus and Haminoea cyanomarginata from the island; Turkey: thepresence of Berthellina citrina in the Mediterranean is confirmed .