Ontologia

Rivière· 37 segments

Оредеж

Crosses 4 administrative regions : Gatchinskiy rayon, Luzhskiy rayon, Tosnenskiy rayon, Volosovskiy rayon

rivière

Total length

200km

Max discharge

20,3m³/s

Max Strahler

4

Segments matched

37

River geography4 admin regions · 0 communes

Parent watershed

hybas-2080247680362 km²

4 administrative regions crossed (GADM L2)

6 intersecting protected areas

1 page = 1 named river (aggregation of 37 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

462 distinct species · 668 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 37 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 Оредеж : 24 espèces reliées par 124 interactions GloBI sur 6 types (connectance 16.7%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
124
Connectance
0.167
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

200km

Max discharge

20,3m³/s

Max Strahler

4

Segments matched

37

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