Rivière· 11 segments
Ánnejohka - Jakobselva - Annijoki
Crosses 2 administrative regions : Nesseby, Vadsø
Total length
54km
Max discharge
12,7m³/s
Max Strahler
4
Segments matched
11
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
2 intersecting protected areas
Varangerhalvøya med Persfjorden-Syltefjord
IUCN Not ReportedEmerald Network
Varangerhalvøya
IUCN IINational Park
1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
87 distinct species · 651 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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).
Indicateurs du tissu écologique
Tissu écologique de Ánnejohka - Jakobselva - Annijoki : 15 espèces reliées par 33 interactions GloBI sur 3 types (connectance 17.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
54km
Max discharge
12,7m³/s
Max Strahler
4
Segments matched
11
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.