First record of the Indo-Pacific Cymothoa indica (Crustacea, Isopoda, Cymothoidae), a Lessepsian species in the Mediterranean Sea

2006 ◽  
Vol 51 (3) ◽  
Author(s):  
Jean-Paul Trilles ◽  
Michel Bariche

AbstractCymothoa indica, a typical Indo-Pacific genus and species, is reported for the first time in the eastern Mediterranean Sea. Specimens were found parasitizing mainly barracudas (Sphyraenidae) from Lebanon. Female and male specimens are described on collected materials. To date, the genus Cymothoa has not been reported in the Mediterranean Sea although it is widely represented in other areas of the world. It is suggested that C. indica should be added to the list of exotic species introduced from the Red Sea and known as Lessepsian migrants.

2020 ◽  
Vol 21 (2) ◽  
pp. 240-243
Author(s):  
Ali badreddine ◽  
◽  
Ghazi Bitar ◽  

A young specimen of the blackfish, Centrolophus niger (Gmelin, 1789) was reported for the first time from the Lebanese waters. It was caught and photographed by a professional fisherman in Beirut, on 15th November 2014. The present note reports details about this first record.


2017 ◽  
Vol 30 (2) ◽  
pp. 45-49
Author(s):  
Firas A. Al-Shawy ◽  
Murhaf M. Lahlah ◽  
Chirine S. Hussein

Five individuals of Smith's cardinalfish Jaydia smithi were collected from Ibn-Hani area, Lattakia, Syria on the eastern coast of the Mediterranean Sea. Their morphometric and meristic characteristics are reported. There are several factors which assisted this specimen to reach this area of the Mediterranean; some of these factors might be the marine environment changes and the ballast water. This study reports that Smith's cardinalfish Jaydia smithi, a member of Lessepsian species was found in Syrian marine waters for the first time.


2020 ◽  
Author(s):  
Roberta Johnson ◽  
Clara Manno ◽  
Patrizia Ziveri

Abstract. Shelled pteropods represent an excellent sentinel for indicating exposure to ocean acidification (OA). Here, for the first time, we characterise spring pteropod distribution throughout the Mediterranean Sea, a region that has been identified as a climate change hot-spot. The presence of a west–east natural biogeochemical gradient makes this region a natural laboratory to investigate how the variability in environmental parameters may affect pteropod distribution. Results show that pteropod abundance is significantly higher in the eastern Mediterranean Sea where there is a higher aragonite saturation state (Ωar), showing that distribution is positively correlated with Ωar. We also observed a resilience of pteropods to higher temperatures and low nutrient conditions, including phosphorous limitation. The higher abundance of pteropods in ultra-oligotrophic conditions (eastern Mediterranean Sea) suggests that this organism can play an important role as the prime calcifying zooplankton within specific oligotrophic regions.


2015 ◽  
Vol 8 ◽  
Author(s):  
Elif Eker-Develi

Nephroselmis pyriformis(N. Carter) Ettl is reported for the first time from the north-eastern Mediterranean Sea coast. The species was isolated from the samples collected on 21 September 2013. The morphology of live cells is described based on light microscopy. Photographic and video images of the species are also presented.


Author(s):  
RAZY HOFFMAN ◽  
HIROSHI KAJIHARA

The ribbon worm Evelineus mcintoshii is reported for the first time from the Mediterranean Sea. Observations that took place, during two algal surveys, on the intertidal abrasion platforms at the middle of the Levantine Sea of Israel indicated that this species is hiding inside a mixture of local and non-indigenous marine seaweeds. It is probably another alien species, one of many, that adopted the Levantine basin of the Eastern Mediterranean due to tropical environmental conditions that characterize this sea. We discuss the first record of this species and its possible origins as well as the first report of Notospermus geniculatus, the other marine nemertean species recently reported from Israel.


Author(s):  
Rossana Sanfilippo ◽  
Antonietta Rosso ◽  
Adriano Guido ◽  
Vasilis Gerovasileiou

This paper is a first detailed contribution to the knowledge of serpulid diversity from marine caves of the eastern Mediterranean Sea. A total of 27 taxa were recorded in two submerged caves of Lesvos Island, in the Aegean Sea. A clear trend of variability was observed with serpulid abundance, specifically that of sciaphilic and deep-sea species, increasing inwards while the number of taxa and species diversity did not change significantly across the two caves. In the innermost sectors of the studied caves two types of bioconstructions were observed: (a) ‘coiled doughnuts’ ofProtula, recorded for the first time in Mediterranean caves; and (b) ‘biostalactites’ mainly consisting of skeletal metazoans recorded for the first time from the eastern Mediterranean. The results of the present study revealed new faunal elements and type of bioconstructions for the Mediterranean marine caves, showing that several aspects of their communities are still poorly known and deserve to be further investigated.


2020 ◽  
Vol 8 ◽  
Author(s):  
Nikos Doumpas ◽  
Valentina Tanduo ◽  
Fabio Crocetta ◽  
Ioannis Giovos ◽  
Joachim Langeneck ◽  
...  

Pomadasys incisus is a thermophilous coastal subtropical fish species belonging to the family Haemulidae. Originally described from Gambia, this species is widely distributed in the Eastern Atlantic from Galicia to South Africa. It has also been recorded in the Mediterranean Sea since 1840, presumably expanding its distribution in the next decades, although the species could have been already present in the basin, but simply overlooked until the mid XIX century. In this study, we first record P. incisus from Cyprus (eastern Mediterranean Sea), based on two opportunistic observations obtained through a citizen-science project and review the distribution of this species in the Mediterranean Sea. The present sighting raises the question on whether this species is a late arrival in the country or its presence has just been neglected until now. Based on present data, the most likely hypothesis is the latter one, with P. incisus occurring in low densities and being overlooked due to the absence of field studies. Whatever is true, some intrinsic or extrinsic factors may have played a role in limiting its spread or wide establishment in the above-mentioned country.


2013 ◽  
Vol 15 (1) ◽  
pp. 168 ◽  
Author(s):  
C. FROGLIA ◽  
M.C. DEVAL

The alien hippolytid shrimp Lysmatakempi Chace, 1997 (= Hippolysmatadentata Kemp, 1914) , never recorded after its original description fromthe Eastern Indian Ocean, is reported for the first time in the easternMediterranean Sea (Gulf of Antalya), with remarks on its taxonomy.


2010 ◽  
Vol 11 (2) ◽  
pp. 369 ◽  
Author(s):  
C. TURAN ◽  
D. YAGLIOGLU ◽  
D. ERGUDEN ◽  
M. GURLEK ◽  
B. SONMEZ

Two specimens of the alien cardinal fish Apogon fasciatus (White, 1790) are recorded for the first time from Turkey and second time from the Mediterranean Sea. This is the fourth Indo-Pacific apogonid species documented in the Mediterranean Sea, and the introduction of this species to the eastern Mediterranean is due to migration from the Red Sea via the Suez Canal.


2020 ◽  
Vol 8 ◽  
Author(s):  
Archontia Chatzispyrou ◽  
Chrysoula Gubili ◽  
Maria Laiaki ◽  
Danai Mantopoulou-Palouka ◽  
Stefanos Kavadas

Currently, seven dasyatid species have been described in the Mediterranean Sea: Bathytoshia lata, Dasyatis marmorata, Dasyatis pastinaca, Dasyatis tortonesei, Himantura uarnak, Pteroplatytrygon violacea and Taeniura grabata. Papaconstantinou (2014) listed four species of Dasyatidae occurring in Greece (P. violacea, D. pastinaca, D. tortonesei and D. centroura; the latter was a case of misidentification and it is currently identified as B. lata, according to genetic analysis). However, the marbled stingray (D. marmorata) was not amongst them. Here, the presence of D. marmorata was examined for the first time in Greece. The present study provides updated information on the geographical distribution of D. marmorata in the Eastern Mediterranean Sea. A juvenile male stingray was captured in February 2019, during an onshore survey in Maliakos Gulf, located in the central Aegean Sea, Greece. The ray was examined at the Fisheries laboratory of the Hellenic Centre for Marine Research (HCMR) in Athens and was identified as D. marmorata. Morphological characters were recorded and DNA barcoding was applied to confirm the species identification. The combination of the two methods verified the occurrence of the marbled ray in the Greek waters. This is the first record of D. marmorata from the Aegean Sea.


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