Ontologia

Ruisseau· 11 segments

Nättrabyån

Crosses 4 administrative regions : Emmaboda, Karlskrona, Ronneby, Tingsryd

ruisseau

Total length

50km

Max discharge

3,8m³/s

Max Strahler

3

Segments matched

11

River geography4 admin regions · 0 communes

Parent watershed

hybas-20800324201011 km²

4 administrative regions crossed (GADM L2)

  • Karlskrona
    Blekinge · Sweden
    20.9 km
    in this dpt
  • Tingsryd
    Kronoberg · Sweden
    9.7 km
    in this dpt
  • Ronneby
    Blekinge · Sweden
    3.1 km
    in this dpt
  • Emmaboda
    Kalmar · Sweden
    1.9 km
    in this dpt

30 intersecting protected areas

21 more protected areas

  • Marielund

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Marielund

    IUCN Not Assigned

    Natura 2000 SCI

  • n/a.

    IUCN IV

    Nature conservation agreement, County Administrative Board

  • SK 253-2001

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • Jämsunda

    IUCN IV

    Natura 2000 SCI

  • Jämsunda

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • SK 220-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 316-2010

    IUCN Ia

    Habitat Protection Area

  • SK 573-2004

    IUCN Ia

    Habitat Protection Area

  • SK 315-2016

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • Skallahultsåsen

    IUCN Not Assigned

    Natura 2000 SCI

  • Skallahultsåsen

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • SK 451-2002

    IUCN Ia

    Habitat Protection Area

  • SK 225-2001

    IUCN Ia

    Habitat Protection Area

  • n/a.

    IUCN IV

    Nature conservation agreement, County Administrative Board

  • n/a.

    IUCN IV

    Nature conservation agreement, County Administrative Board

  • n/a.

    IUCN IV

    Nature conservation agreement, County Administrative Board

  • n/a.

    IUCN IV

    Nature conservation agreement, County Administrative Board

  • SK 177-1999

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 289-1997

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 270-1997

    IUCN Ia

    Habitat Protection Area

1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 836 distinct species · 9 638 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 45 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 Nättrabyån : 38 espèces reliées par 44 interactions GloBI sur 5 types (connectance 4.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
46
Interactions affichées
44
Connectance
0.043
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

50km

Max discharge

3,8m³/s

Max Strahler

3

Segments matched

11

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