Ontologia

Rivière

Alte Donau

⚠ Partial coverage : only 1 named segment matched so far. The real rivière extends much further (Strahler order 6 indicates a major river). Cross-source ingest in progress — values below reflect only the matched segment.

Crosses 2 administrative regions : Straubing, Straubing-Bogen

rivière

Max discharge

479,1m³/s

Max Strahler

6

Segments matched

1

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080457550149 km²

2 administrative regions crossed (GADM L2)

  • Straubing
    Bayern · Germany
    0.9 km
    in this dpt
  • Straubing-Bogen
    Bayern · Germany
    0.0 km
    in this dpt

7 intersecting protected areas

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

Species present

1 339 distinct species · 9 830 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Alte Donau : 24 espèces reliées par 108 interactions GloBI sur 4 types (connectance 16.2%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
108
Connectance
0.162
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)

Matched len.

11,6km

Max discharge

479,1m³/s

Max Strahler

6

Segments matched

1

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