Rivière· 12 segments

Navizence

Crosses 1 administrative regions : Sierre

rivière

Total length

26km

Max discharge

107,2m³/s

Max Strahler

Segments matched

River geography1 admin regions · 0 communes

Parent watershed

hybas-2080524350252 km²

1 administrative regions crossed (GADM L2)

Sierre
Valais · Switzerland
21.1 km
in this dpt

10 intersecting protected areas

Finges/Pfyn
IUCN Not Reported
Emerald Network
Finges
IUCN Not Assigned
Emerald Sites
Pfynwald - Bois de Finges
IUCN Not Assigned
Forest Reserves
Glacier de Zinal
IUCN IV
Federal Inventory of Alluvial Zones of National Importance
Plat de la Lé
IUCN IV
Federal Inventory of Alluvial Zones of National Importance
Biolly
IUCN IV
Federal Inventory of Dry Grasslands and Pastures of National Importance
Poyets
IUCN IV
Federal Inventory of Dry Grasslands and Pastures of National Importance
Les Pontis
IUCN IV
Federal Inventory of Dry Grasslands and Pastures of National Importance
Mayens de Pinsec
IUCN IV
Federal Inventory of Dry Grasslands and Pastures of National Importance

1 more protected areassorted by area

Ayer
IUCN IV
Federal Inventory of Dry Grasslands and Pastures of National Importance

1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

5 507 distinct species · 74 328 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Navizence : 34 espèces + 4 bulles famille, 52 interactions GloBI documentées sur 5 types (connectance 7.4%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées

Interactions affichées

Connectance

0.074

Patrimoniales

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)