Ontologia

Municipality · NOR

Birkenes

Norway

DfbCold, no dry season, warm summer(85 %)

Species observed

4 960

Observations

58 128

Area

684,3km²

Ecological tissue

Sample of 34 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 Birkenes : 29 espèces + 5 bulles famille, 66 interactions GloBI documentées sur 5 types (connectance 11.8%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
66
Connectance
0.118
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

4 960 distinct species · 58 128 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

58 128 obs · 23 cellules
Obs. / cellule
≥ 20 806
4 789–20 805
1 708–4 788
993–1 707
< 993

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

Climate

Mean T°

6,6°C

Annual rain

1 629mm

Warmest m°

19,4°C

Coldest m°

-4,3°C

Elevation: 261 m on average (min 33 m, max 588 m)

Bioclimatic detailsExpert
Annual mean temp.
6,6°C
Annual rain
1 629mm
Warmest month
19,4°C
Coldest month
-4,3°C
Mean alt.
261m
Min
33m
Max
588m
Std. dev.
100m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(85 %)Cold

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

Soil & lithology

pH H₂O

4,8

Org. C

143,5g/kg

Clay

9,2%

Sand

58,3%

Silt

32,5%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
182,0g/kg
Clay
8,4%
Sand
58,7%
Silt
32,9%
5–15 cm
pH H₂O
4,8
Org. C
154,6g/kg
Clay
8,0%
Sand
59,0%
Silt
33,0%
15–30 cm
pH H₂O
4,9
Org. C
93,8g/kg
Clay
11,3%
Sand
57,1%
Silt
31,6%

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

Land cover

Forest67.6%
Crops0.9%
Built-up0.0%
Bare soil0.5%
Other (grassland, water…)30.9%

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

Hydrology4 basins · 50 lakes · 44 rivers

Hydrology metrics for this exact territory

Stream length here

200,9km

Lake surface here

32,14km²

Basins crossed

4

Max stream order

4

Max drainage

3 788km²

Discharge in basins

7,5m³/s

Mean precip.

1 258mm/an

Mean T°

5,3°C

Moisture idx

0,64

Max snow

45%

Mean runoff

1 026mm/an

Mean elev. (basins)

328m

Watersheds crossing here

Lakes (50, top by area)

41 more lakes

Rivers / streams (44, ord ≥ 4)

32 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

3,2%

Pesticides

3,9kg/km²

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

Protected areas13

IUCN Ia · 13
Complete list

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