Ontologia

District · DEU

Passau

Germany

DfbCold, no dry season, warm summer(67 %)

Species observed

6 296

Observations

311 884

Area

1 529,6km²

Ecological tissue

Sample of 38 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 Passau : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 96 interactions GloBI sur 4 types (connectance 13.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
96
Connectance
0.137
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

6 296 distinct species · 311 884 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

311 884 obs · 45 cellules
Obs. / cellule
≥ 99 787
9 334–99 786
5 512–9 333
4 217–5 511
< 4 217

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

Climate

Mean T°

9,1°C

Annual rain

1 048mm

Warmest m°

23,1°C

Coldest m°

-4,3°C

Elevation: 435 m on average (min 305 m, max 848 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
1 048mm
Warmest month
23,1°C
Coldest month
-4,3°C
Mean alt.
435m
Min
305m
Max
848m
Std. dev.
114m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(67 %)Cold

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

Soil & lithology

pH H₂O

6,1

Org. C

38,2g/kg

Clay

22,4%

Sand

32,2%

Silt

45,4%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
60,3g/kg
Clay
22,0%
Sand
32,0%
Silt
46,1%
5–15 cm
pH H₂O
6,1
Org. C
33,5g/kg
Clay
23,0%
Sand
31,1%
Silt
45,9%
15–30 cm
pH H₂O
6,1
Org. C
20,7g/kg
Clay
22,4%
Sand
33,4%
Silt
44,3%

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

Land cover

Forest30.4%
Crops39.4%
Built-up1.4%
Bare soil0.6%
Other (grassland, water…)28.3%

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

Hydrology13 basins · 4 lakes · 66 rivers

Hydrology metrics for this exact territory

Stream length here

403,8km

Lake surface here

0,70km²

Basins crossed

13

Max stream order

7

Max drainage

77 286km²

Discharge in basins

1 778,2m³/s

Mean precip.

993mm/an

Mean T°

7,8°C

Moisture idx

0,18

Max snow

31%

Mean runoff

481mm/an

Mean elev. (basins)

488m

Watersheds crossing here

4 more basins

Lakes (4, top by area)

Rivers / streams (66, ord ≥ 4)

54 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

139,2%

Pesticides

21,4kg/km²

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

Protected areas45

IUCN Not Reported · 23IUCN V · 13IUCN IV · 8IUCN Ia · 1

Salzach und Inn

IUCN Not Reported

Special Protection Area (Birds Directive) · 2006

48 km²

Complete list

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

Sub-administrations37