HydroBASINS lev08 watershed · #2080033740
Bassin · #2080033740
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : Larvik
Sub-basin area
3,9km²
Upstream area
4km²
Discharge
0,09m³/s
Mean elev.
36m
Administrative coverage
1 intersecting protected areas
Larvik bøkeskog
IUCN VProtected Landscape
0.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 768 distinct species · 23 843 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Bassin · #2080033740 : 28 espèces reliées par 95 interactions GloBI sur 6 types (connectance 11.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
7,1°C
Annual rain
735mm
Moisture idx (CMI)
0,34
Runoff
703mm/an
PET
486mm
AET
411mm
Mean slope
2,6°
Water table
242cm
Forest
33%
Crops
27%
Urban
90%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)