Ontologia

Municipality · NOR

Larvik

Norway

DfbCold, no dry season, warm summer(91 %)

Species observed

10 651

Observations

492 568

Area

542,9km²

Ecological tissue

Sample of 33 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 Larvik : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 64 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
64
Connectance
0.121
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

10 651 distinct species · 492 568 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

492 568 obs · 20 cellules
Obs. / cellule
≥ 190 642
62 246–190 641
18 782–62 245
10 737–18 781
< 10 737

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

Climate

Mean T°

7,3°C

Annual rain

1 033mm

Warmest m°

19,2°C

Coldest m°

-3,6°C

Elevation: 85 m on average (min -89 m, max 370 m)

Bioclimatic detailsExpert
Annual mean temp.
7,3°C
Annual rain
1 033mm
Warmest month
19,2°C
Coldest month
-3,6°C
Mean alt.
85m
Min
-89m
Max
370m
Std. dev.
70m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(91 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

4,9

Org. C

115,7g/kg

Clay

11,2%

Sand

55,7%

Silt

33,1%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: viGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
150,7g/kg
Clay
10,8%
Sand
56,6%
Silt
32,6%
5–15 cm
pH H₂O
4,9
Org. C
125,1g/kg
Clay
10,6%
Sand
55,5%
Silt
33,8%
15–30 cm
pH H₂O
5,0
Org. C
71,2g/kg
Clay
12,1%
Sand
55,0%
Silt
32,9%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest55.7%
Crops10.3%
Built-up0.5%
Bare soil1.1%
Other (grassland, water…)32.5%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 16 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

83,3km

Lake surface here

28,85km²

Basins crossed

5

Max stream order

4

Max drainage

5 730km²

Discharge in basins

10,8m³/s

Mean precip.

821mm/an

Mean T°

4,4°C

Moisture idx

0,39

Max snow

56%

Mean runoff

670mm/an

Mean elev. (basins)

392m

Watersheds crossing here

Lakes (16, top by area)

7 more lakes

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

2,1nW

Built-up

45,6%

Pesticides

11,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas55

IUCN Ia · 24IUCN Not Reported · 13IUCN IV · 11IUCN III · 4IUCN V · 3🌊 Marine · 21

Mølen

IUCN Not Reported

Emerald Network

6 km²

Mølen

IUCN IV

Wildlife Conservation Area · 1981

6 km²

Vikerøya

IUCN V

Protected Landscape · 2006

1 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN