HydroBASINS lev08 watershed · #2080622810
Bassin de Ergene Nehri
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 11 administrative regions : Havsa, Hayrabolu, Keşan, Lalapaşa, Malkara +6
Sub-basin area
1 957,2km²
Upstream area
11 016km²
Discharge
64,65m³/s
Mean elev.
95m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Teke Çayı1721 km²
- Bassin de Ergene Nehri119 km²
11 dept-equivalent regions (GADM L2)
- 928.3 km²47.4% of basin
- 222.5 km²11.4% of basin
- 215.8 km²11.0% of basin
- 120.2 km²6.1% of basin
- 117.8 km²6.0% of basin
- 95.4 km²4.9% of basin
- 83.3 km²4.2% of basin
- 67.2 km²3.4% of basin
3 moreFull L2 list
- Merkez51.5 km² · 2.6%
- Lalapaşa28.9 km² · 1.5%
- Pehlivanköy28.9 km² · 1.5%
1 intersecting protected areas
VOUNA EVROU- POTAMOS LYRAS- SPILAIA DIDYMOTEICHOU KAI KEFALOVOUNOU
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.05 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
303 distinct species · 1 372 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Ergene Nehri : 25 espèces reliées par 80 interactions GloBI sur 6 types (connectance 12.0%, filtre Serrano α=0.2). 12 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
640mm
Moisture idx (CMI)
-0,43
Runoff
159mm/an
PET
1 115mm
AET
540mm
Mean slope
2,3°
Water table
211cm
Forest
0%
Crops
60%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)