Fig. 10.1 Study areas map in the northwestern part of the sea (a): D Danube, N northern, DnieperBug estuary, C central, E eastern; coastal regions in the western part of the sea (b): Rom Romanian,
Bul Bulgarian, Bf Bosphorus
a
Fig. 10.2 Distribution pattern of salinity in the surface water layer of the NWBS in winter (plots a),
spring (plots b), summer (plots c), and autumn (plots d)
10 Seasonal Changes of Hydrobiological and Bio-Optical Parameters in the. . .
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