Ontologia

Wetland of International Importance (Ramsar Site) · bgr

Belene Islands Complex

Ia · Réserve naturelle intégrale183 km²Established 2002
Key facts
Area
183 km²
IUCN cat.
Ia
Year
2002

Overview

Designation
Wetland of International Importance (Ramsar Site)
IUCN category
Ia · Réserve naturelle intégrale

Protection stricte, accès limité aux fins scientifiques

Established
2002
Managing authority
Full information available from the Ramsar Sites Information Service (RSIS) website - https://rsis.ramsar.org/ris/1226

Source : WDPA (UNEP-WCMC, World Database on Protected Areas).

Species present

311 distinct species · 5 003 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Belene Islands Complex : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
76
Connectance
0.121
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology2 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

44,4km

Lake surface here

0,28km²

Basins crossed

2

Max stream order

8

Max drainage

634 984km²

Discharge in basins

394,1m³/s

Mean precip.

579mm/an

Mean T°

11,2°C

Moisture idx

-0,42

Max snow

11%

Mean runoff

109mm/an

Mean elev. (basins)

91m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Location

Chargement de la carte…

Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)

Centroid
43.65592, 25.19448
Open in maps
OpenStreetMap → · Satellite

Species observed (Phase 2)

Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.