672 jeux de données trouvés

Based on informations from various bibliographical references, the work presents the list of 945 zooplankton species ever recorded in the Danube Delta Biosphere Reserve. There...

The work contains an analysis of the available information dealing with the diversity of algae of the Danube Delta Biosphere Reserve (DDBR) and a checklist of the phytoplankton...

The amount of phytoplankton in the aquatic ecosystems can be described as chlorophyll concentration. The measurements of chlorophyll content of the algae populations have been...

The work includes results of the investigatins on bio-accumulation of heavy metals in tissues of sturgeons of the north-western Black Sea and Lower Danube River (LDR). Samples...

The work contains data on the catch quota and actual catches of sturgeons in the Lower Danube Region (Romania), the moratorium on commercial sturgeon catches (issued for 2006 -...

During the last decades, the over-exploitation of sturgeon stocks for caviar production simultaneously with severe habitat deteriorations has led to drastic declines in the...

The NW Black Sea basin supports sympatric populations of beluga (Huso huso), stellate sturgeon (Acipenser stellatus) and Russian sturgeon (A. gueldenstadetii). These...

The document contains information on the biology, populations, current status and management of the sturgeon species occurring in the countries of the Lower Danube region.

The work contains data on stocks of the Slender clawded or Turkish crayfish (Astacus leptodactylus Eschscholtz, 1823) populations from the southern part of the Razim Lake...

Up to the present in the Danube Delta Biosphere Reserve (DDBR) there were recorded 11 native amphibian taxa (10 species and one hybrid). Taking into account the developments...

To understand the trophic state of lakes, this study aims to determine the dynamics of phytoplankton assemblages and the main factors that influence their seasonal variation....

The publication shows the distribution of 10x10 square km polygons (in ETRA LAEA 5210 grid) where habitat type 1210 (annual vegetation of drift lines) was recorded at the...

The publication shows the distribution of 10x10 square km polygons (in ETRA LAEA 5210 grid) where habitat type 1160 (large shallow inlets and bays) was recorded at the eastern...

The publication shows the distribution of 10x10 square km polygons (in ETRA LAEA 5210 grid) where habitat type 1150 (coastal lagoons) was recorded at the eastern border of the...

The publication shows the distribution of 10x10 square km polygons (in ETRA LAEA 5210 grid) where habitat type 1140 (mudflats and sandflats not covered by seawater at low tide)...

GIS format of surfaces of the main running and stagnant waters from the Danube Delta Biosphere Reserve.

GIS format of the main roads from the Danube Delta Biosphere Reserve and its close neighborhood.

GIS format of the surfaces representing the main regions of the Danube Delta Biosphere Reserve: the proper Delta and the lagoonary area, the marine buffer zone and the Danube...

GIS format of the border of the Danube Delta Biosphere Reserve (Romania).

The work contains details on 7 species of amphibians and 5 species of reptiles observed (in April - October 2001) in the areas placed in the close vicinity of the Danube...