Ruisseau· 8 segments
Kattån
Crosses 2 administrative regions : Gällivare, Överkalix
Total length
35km
Max discharge
2,7m³/s
Max Strahler
2
Segments matched
8
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
8 intersecting protected areas
Torne och Kalix älvsystem
IUCN Not AssignedNatura 2000 SCI
Torne och Kalix älvsystem
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2001012 Granlandet
IUCN IaNature Reserve
2002790 Talvirova
IUCN IaNature Reserve
A669240
IUCN Not ApplicableVoluntary set-aside areas
SK 636-2008
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 401-2007
IUCN IaHabitat Protection Area
SK 637-2008
IUCN IVNature conservation agreement, Swedish Forest Agency
1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
402 distinct species · 7 575 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Kattån : 25 espèces reliées par 38 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 8 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
35km
Max discharge
2,7m³/s
Max Strahler
2
Segments matched
8
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.