Ontologia

Ruisseau· 7 segments

Bruchgraben

Crosses 5 administrative regions : Börde, Celle, Hildesheim, Peine, Region Hannover

ruisseau

Total length

186km

Max discharge

2,4m³/s

Max Strahler

3

Segments matched

7

River geography5 admin regions · 0 communes

Parent watershed

hybas-20803709001309 km²

5 administrative regions crossed (GADM L2)

  • Hildesheim
    Niedersachsen · Germany
    15.3 km
    in this dpt
  • Region Hannover
    Niedersachsen · Germany
    11.8 km
    in this dpt
  • Börde
    Sachsen-Anhalt · Germany
    1.7 km
    in this dpt
  • Peine
    Niedersachsen · Germany
    1.0 km
    in this dpt
  • Celle
    Niedersachsen · Germany
    0.0 km
    in this dpt

16 intersecting protected areas

7 more protected areas

1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 048 distinct species · 7 206 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 21 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bruchgraben : 16 espèces reliées par 32 interactions GloBI sur 2 types (connectance 13.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
32
Connectance
0.139
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

186km

Max discharge

2,4m³/s

Max Strahler

3

Segments matched

7

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.