HydroBASINS lev08 watershed · #2080459980
Bassin de Donau
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 3 administrative regions : Eichstätt, Kelheim, Pfaffenhofen an der Ilm
Sub-basin area
74,1km²
Upstream area
21 710,4km²
Discharge
333,05m³/s
Mean elev.
370m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Paar1295 km²
- Bassin de Retzgraben238 km²
3 dept-equivalent regions (GADM L2)
- 44.3 km²59.5% of basin
- 30.0 km²40.3% of basin
- 0.1 km²0.2% of basin
2 intersecting protected areas
Donauauen zwischen Ingolstadt und Weltenburg
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
10.57 km² overlap
Alte Donau mit Brenne
IUCN IVNature Reserve
0.09 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 709 distinct species · 7 808 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Donau : 19 espèces reliées par 126 interactions GloBI sur 5 types (connectance 27.1%, 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°
8,4°C
Annual rain
733mm
Moisture idx (CMI)
-0,07
Runoff
287mm/an
PET
785mm
AET
608mm
Mean slope
1,0°
Water table
64cm
Forest
9%
Crops
91%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)