Ontologia

HydroLAKES lake · #159213

Rossevann

Natural lakeNorwayEurope 30 m

Surface area

1,36km²

Avg depth

13m

Volume

17,62km³

Shoreline

15km

Administrative coverage

Parent watershed

hybas-2080033900589 km² · upstream 589 km²

3 dept-equivalent regions (GADM L2)

  • Søgne
    Vest-Agder · Norway
    1.19 km²
    87.5% of lake
  • Songdalen
    Vest-Agder · Norway
    0.11 km²
    7.9% of lake
  • Kristiansand
    Vest-Agder · Norway
    0.06 km²
    4.5% of lake

1 intersecting protected areas

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

Species present

3 877 distinct species · 48 088 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

48 088 obs · 1 cellules
Obs. / cellule
≥ 48 088
48 088–48 087
48 088–48 087
48 088–48 087
< 48 088

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 37 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 Rossevann : 27 espèces reliées par 94 interactions GloBI sur 6 types (connectance 13.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
94
Connectance
0.134
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

1,36km²

Avg depth

13,0m

Volume

17,620km³

Watershed

10km²

Shoreline

15,0km

Shore dev. idx

3,64

Residence time

518days

Elevation

30m

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