HydroBASINS lev08 watershed · #2080618100
Bassin de Έβρος/Meriç/Марица
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions across 2 countries : East Macedonia and Thrace, Meriç
Sub-basin area
152,2km²
Upstream area
38 777,4km²
Discharge
196,24m³/s
Mean elev.
78m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ερυθροπόταμος1585 km²
- Bassin de Έβρος/Meriç/Марица307 km²
2 dept-equivalent regions (GADM L2)
- 81.7 km²53.6% of basin
- 70.8 km²46.4% of basin
1 intersecting protected areas
Wildlife Refugee
0.68 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
115 distinct species · 143 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Έβρος/Meriç/Марица : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 2 types (connectance 7.1%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
13,5°C
Annual rain
622mm
Moisture idx (CMI)
-0,44
Runoff
190mm/an
PET
1 107mm
AET
526mm
Mean slope
3,3°
Water table
309cm
Forest
0%
Crops
54%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)