HydroBASINS lev08 watershed · #2080609030
Bassin de Meriç
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, Merkez
Sub-basin area
14,4km²
Upstream area
27 252,1km²
Discharge
141,9m³/s
Mean elev.
46m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Арда1185 km²
- Bassin de Левченска река417 km²
2 dept-equivalent regions (GADM L2)
- 9.6 km²66.7% of basin
- 4.8 km²33.3% of basin
1 intersecting protected areas
PARAPOTAMIO DASOS VOREIOU EVROU KAI ARDA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
3.66 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
226 distinct species · 3 997 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Meriç : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 3 types (connectance 10.9%, filtre Serrano α=0.2). 8 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°
13,6°C
Annual rain
592mm
Moisture idx (CMI)
-0,47
Runoff
157mm/an
PET
1 121mm
AET
502mm
Mean slope
0,9°
Water table
78cm
Forest
0%
Crops
44%
Urban
39%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)