The Danube Delta is one of Earth's biodiversity hotspots and includes many endemic, rare,
and important species of both major conservation and economic value. This unique complex …

Sturgeon populations in the Danube River have been affected by a combination of
hydropower development, over-harvesting, habitat degradation from agricultural and …

Six species of sturgeons are native to the Danube River Basin, five are classified as either
'Endangered'or 'Critically Endangered', and one 'Vulnerable'according to the 2004 IUCN …

The fish community in the shoreline zone of the Bulgarian section of the Danube River (r. km
376-840) was studied in different seasons of 2005-2006. Totally 38 sites were sampled …

Populations of six sturgeon species in the Danube River (beluga, Russian sturgeon, stellate
sturgeon, sterlet, ship sturgeon and Atlantic sturgeon) have experienced severe decline …

Since always sturgeon fisheries in the lower Danube River and in the NW Black Sea were
considered extremly important for the countries of the region, involving important fishermen …

The variety of plants, animals and microorganisms on Earth, along with the tremendous
diversity of genes in these species and the high variety of ecosystems on the globe are all …

During October 2005 and June 2006 eleven individuals of sturgeon hybrids were caught in
Bulgarian waters of Black Sea and Danube River. Electrophoresis (isoelectric focusing, IEF) …

* Address of author responsible for correspondence, CIORPAC Mitica, 1Danube Delta
National Institute for Research and Development: 165 Babadag Street, Tulcea-820112, e …

An analysis was made of the catches of sturgeons along the Bulgarian strech of the Danube
River for the last 80 years. The total average annual catches decreased from 64 t in 20s-40s …