Ontologia

HydroLAKES lake · #158705

Orrevatnet

Natural lakeNorwayEurope 2 m

Surface area

8km²

Avg depth

3,4m

Volume

27,18km³

Shoreline

22,7km

Administrative coverage

Parent watershed

hybas-20800341202883 km² · upstream 2883 km²

1 dept-equivalent regions (GADM L2)

  • Klepp
    Rogaland · Norway
    8.04 km²
    100.0% of lake

4 intersecting protected areas

  • Jaeren wetland system

    IUCN Ia

    Wetland of International Importance (Ramsar Site)

    7.96 km² overlap

  • Orrevatnet

    IUCN Not Reported

    Emerald Network

    7.96 km² overlap

  • Orrevatnet

    IUCN Ia

    Nature Reserve

    7.96 km² overlap

  • Orrevatnet

    IUCN Not Reported

    Zoological Protection of Species

    0.02 km² overlap

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

Species present

1 854 distinct species · 100 621 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

100 621 obs · 1 cellules
Obs. / cellule
≥ 100 621
100 621–100 620
100 621–100 620
100 621–100 620
< 100 621

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

Ecological tissue

Sample of 23 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 Orrevatnet : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 4 types (connectance 17.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
44
Connectance
0.174
Patrimoniales
1
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

8,00km²

Avg depth

3,4m

Volume

27,180km³

Watershed

100km²

Shoreline

22,7km

Shore dev. idx

2,26

Residence time

65days

Elevation

2m

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