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

Specimens of small (< 1 mm) cyclopoid copepods of the genus Oithona were collected from Sevastopol Bay and an offshore area of the Black Sea. On the basis of a combination of characteristics such as those in the maxillule and the genital double-somite,

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