Acartia tonsa: a species new for the Black Sea fauna

Author(s):  
Genuario Belmonte ◽  
Maria Grazia Mazzocchi ◽  
Ira Yu. Prusova ◽  
Nicola V. Shadrin
2019 ◽  
Vol 59 (6) ◽  
pp. 1008-1015
Author(s):  
A. D. Gubanova ◽  
O. A. Garbazey ◽  
D. A. Altukhov ◽  
V. S. Mukhanov ◽  
E. V. Popova

Long-term (20032014) routine observations of zooplankton in Sevastopol Bay (the Black Sea) have allowed the naturalization of the invasive copepod Oithona davisae to be studied in the Black Sea coastal waters. Inter-annual and seasonal variability of the species and their impact on the native copepod community have been analyzed. The invasion of O. davisae and their undoubted dominance in terms of abundance were shown to alter the community structure but, at the same time, the abundances of the native species did not decrease, excepting the Black Sea earlier invader Acartia tonsa. A significant decline in A. tonsa numbers over the stages of O. davisae establishment and naturalization provided evidence of competition between the species. O. davisae have been demonstrated to gain competitive advantage over A. tonsa, that ensured their fast dispersal in the Black Sea, acclimatization in the new habitat and the successful competition over native species.


2000 ◽  
Vol 1 (1) ◽  
pp. 105 ◽  
Author(s):  
A. GUBANOVA

It was reported for the first time that Acartia tonsa was present in the Black Sea as early as in 1976. A.tonsa was found in the Mediterranean Sea in 1985. So, this copepod was initially introduced to the Black Sea and did not invade here from the Mediterranean. Probably A.tonsa was transferred to the Black Sea with ship's ballast water from some other region of the World Ocean. Differences in seasonal dynamics and size structure of A.clausi and A.tonsa in the Bay of Sevastopol in 1976 are discussed.


Hydrobiologia ◽  
1994 ◽  
Vol 292-293 (1) ◽  
pp. 9-15 ◽  
Author(s):  
Genuario Belmonte ◽  
Maria Grazia Mazzocchi ◽  
Ira Yu. Prusova ◽  
Nicola V. Shadrin

2008 ◽  
Vol 76 (1) ◽  
pp. 131-140 ◽  
Author(s):  
Elena Hubareva ◽  
Leonid Svetlichny ◽  
Ahmet Kideys ◽  
Melek Isinibilir

1979 ◽  
Vol 40 (C2) ◽  
pp. C2-445-C2-448
Author(s):  
D. Barb ◽  
L. Diamandescu ◽  
M. Morariu ◽  
I. I. Georgescu

Author(s):  
Eleonora P. Radionova

The associations and ecological conditions of the existence of modern diatoms of the North-West (Pridneprovsky), Prikerchensky and Eastern regions of the subtidal zone of the Black Sea are considered. Based on the unity of the composition of the Present and Sarmatian-Meotian diatom flora, an attempt has been made to model some of the ecological c situation of the Late Miocene Euxinian basin.


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