Rivière· 4 segments
Geesgraben
Crosses 1 administrative regions : Börde
Total length
18km
Max discharge
18m³/s
Max Strahler
5
Segments matched
4
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- BördeSachsen-Anhalt · Germany13.6 kmin this dpt
5 intersecting protected areas
Landscape Protection Area
Landscape Protection Area
Bode und Selke im Harzvorland
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Großes Bruch bei Wulferstedt
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Bergen
IUCN VLandscape Protection Area
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
753 distinct species · 1 351 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Geesgraben : 24 espèces reliées par 76 interactions GloBI sur 5 types (connectance 13.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
18km
Max discharge
18,0m³/s
Max Strahler
5
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.