Ontologia

Ruisseau· 2 segments

Schilfgraben

Crosses 3 administrative regions : Altmarkkreis Salzwedel, Elbe-Elster, Wittenberg

ruisseau

Total length

10km

Max discharge

1,4m³/s

Max Strahler

3

Segments matched

2

River geography3 admin regions · 0 communes

Parent watershed

hybas-20803434502419 km²

3 administrative regions crossed (GADM L2)

  • Altmarkkreis Salzwedel
    Sachsen-Anhalt · Germany
    10.7 km
    in this dpt
  • Elbe-Elster
    Brandenburg · Germany
    2.4 km
    in this dpt
  • Wittenberg
    Sachsen-Anhalt · Germany
    0.0 km
    in this dpt

4 intersecting protected areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

521 distinct species · 739 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 24 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 Schilfgraben : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 62 interactions GloBI sur 3 types (connectance 20.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
62
Connectance
0.207
Patrimoniales
1
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

10km

Max discharge

1,4m³/s

Max Strahler

3

Segments matched

2

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