Ontologia — Encyclopédie du vivant

Administrative coverage

Parent watershed

hybas-2080031860558 km² · upstream 558 km²

2 dept-equivalent regions (GADM L2)

Södertälje
Stockholm · Sweden
5.30 km²
100.0% of lake
Trosa
Södermanland · Sweden
0.00 km²
0.0% of lake

9 intersecting protected areas

2002405 Tullgarn
IUCN V
Nature Conservation Area
0.53 km² overlap
Tullgarn södra
IUCN Not Reported
Special Protection Area (Birds Directive)
0.53 km² overlap
Tullgarn södra
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
0.53 km² overlap
Tullgarn södra
IUCN V
Natura 2000 SPA
0.53 km² overlap
Tullgarn södra
IUCN V
Natura 2000 SCI
0.53 km² overlap
2057621 Uddaberget
IUCN Ia
Nature Reserve
0.01 km² overlap
Grottberget
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
0.00 km² overlap
2000011 Grottberget
IUCN Ia
Nature Reserve
0.00 km² overlap
Grottberget
IUCN Ia
Natura 2000 SCI
0.00 km² overlap

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

1 290 distinct species · 7 054 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Långsjön : 19 espèces reliées par 73 interactions GloBI sur 6 types (connectance 13.0%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

34

Interactions affichées

73

Connectance

0.130

Patrimoniales

0

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

5,28km²

Avg depth

10,4m

Volume

54,780km³

Watershed

47km²

Shoreline

28,8km

Shore dev. idx

3,54

Residence time

2 297days

Elevation

24m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.

Långsjön

🗺️Administrative coverage