Ontologia

Commune · DEU

Grafenau

Germany

DfbCold, no dry season, warm summer(100 %)

Species observed

1 251

Observations

12 227

Area

63,6km²

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 Grafenau : 20 espèces reliées par 50 interactions GloBI sur 4 types (connectance 18.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
50
Connectance
0.181
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

1 251 distinct species · 12 227 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 227 obs · 2 cellules
Obs. / cellule
≥ 7 181
7 181–7 180
7 181–7 180
7 181–7 180
< 7 181

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

Climate

Mean T°

7,6°C

Annual rain

1 279mm

Warmest m°

21,5°C

Coldest m°

-5,7°C

Elevation: 615 m on average (min 448 m, max 778 m)

Bioclimatic detailsExpert
Annual mean temp.
7,6°C
Annual rain
1 279mm
Warmest month
21,5°C
Coldest month
-5,7°C
Mean alt.
615m
Min
448m
Max
778m
Std. dev.
86m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Soil & lithology

pH H₂O

5,5

Org. C

57,9g/kg

Clay

18,8%

Sand

40,4%

Silt

40,9%

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

Dominant lithology: mtGLiMaggregated to Freyung-Grafenau

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
95,8g/kg
Clay
18,6%
Sand
40,0%
Silt
41,5%
5–15 cm
pH H₂O
5,5
Org. C
49,3g/kg
Clay
18,7%
Sand
40,1%
Silt
41,2%
15–30 cm
pH H₂O
5,6
Org. C
28,6g/kg
Clay
19,0%
Sand
41,0%
Silt
39,9%

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

Land cover

Forest43.7%
Crops23.5%
Built-up1.4%
Bare soil0.5%
Other (grassland, water…)30.9%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

21,0km

Basins crossed

1

Max stream order

3

Max drainage

844km²

Discharge in basins

0,9m³/s

Mean precip.

1 012mm/an

Mean T°

6,6°C

Moisture idx

0,25

Max snow

31%

Mean runoff

437mm/an

Mean elev. (basins)

688m

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

Human pressure

Pop. density

1hab/km²

Night light

1,0nW

Built-up

140,2%

Pesticides

13,5kg/km²

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

Protected areas5

IUCN V · 3IUCN Not Reported · 1IUCN IV · 1

Ilz-Talsystem

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2016

28 km²

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