Ruisseau· 6 segments
Hagbyån
Crosses 3 administrative regions : Nora, Täby, Upplands-Väsby
Total length
44km
Max discharge
3,2m³/s
Max Strahler
3
Segments matched
6
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- NoraOrebro · Sweden14.1 kmin this dpt
- TäbyStockholm · Sweden2.8 kmin this dpt
- Upplands-VäsbyStockholm · Sweden0.6 kmin this dpt
17 intersecting protected areas
2004018 Gamla Pershyttans bergsmansby
IUCN Not AssignedOthers
2045230 Norra Törnskogen
IUCN VNature Reserve
2005501 Stadsskogen
IUCN Not AssignedNature Reserve
2000232 Fibbetorpsskogen
IUCN IVNature Reserve
2061121 Skålhamra kvighage
IUCN IVNature Reserve
SK 762-2003
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 554-2003
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 374-2008
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 326-2007
IUCN IVNature conservation agreement, Swedish Forest Agency
8 more protected areassorted by area
SK 555-2003
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 27-2000
IUCN IVNature conservation agreement, Swedish Forest Agency
SK 719-2003
IUCN IaHabitat Protection Area
SK 320-2004
IUCN IaHabitat Protection Area
SK 319-2004
IUCN IaHabitat Protection Area
SK 100-2001
IUCN IaHabitat Protection Area
SK 99-2001
IUCN IaHabitat Protection Area
SK 553-2003
IUCN IVNature conservation agreement, Swedish Forest Agency
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
777 distinct species · 2 571 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Hagbyån : 28 espèces reliées par 44 interactions GloBI sur 4 types (connectance 8.9%, filtre Serrano α=0.2). 4 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
44km
Max discharge
3,2m³/s
Max Strahler
3
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.