Transitional water ecosystems can be exposed to high levels of anthropic pressure. The main aim of this study was to present the ‘Capo Peloro’ lakes (southern Italy) case study, which highlights the advantageous use of ecotoxicological biomarkers in key

Oithona brevicornis Giesbrecht, 1892 was identified for the first time in the Romanian Black Sea waters in August 2010. This species was reported in the Black Sea (the Sevastopol bay), in 2001, as isolated specimen. Later, in 2006, the copepod was observed

Long-term, regular studies of coastal plankton communities were resumed in 2002, based on bi-weekly plankton casts at three stations located within and adjacent to Sevastopol Bay, Crimea, northern Black Sea. In October 2005 two adult females of Oithona