Ontologia

District · AUT

Zwettl

Austria

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

Species observed

5 143

Observations

44 210

Area

1 399,9km²

Ecological tissue

Sample of 51 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 Zwettl : 38 espèces reliées par 117 interactions GloBI sur 6 types (connectance 8.5%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
53
Interactions affichées
117
Connectance
0.085
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

5 143 distinct species · 44 210 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

44 210 obs · 39 cellules
Obs. / cellule
≥ 3 726
3 330–3 725
1 135–3 329
699–1 134
< 699

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

Climate

Mean T°

7,4°C

Annual rain

802mm

Warmest m°

21,2°C

Coldest m°

-5,5°C

Elevation: 698 m on average (min 395 m, max 967 m)

Bioclimatic detailsExpert
Annual mean temp.
7,4°C
Annual rain
802mm
Warmest month
21,2°C
Coldest month
-5,5°C
Mean alt.
698m
Min
395m
Max
967m
Std. dev.
125m
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

41,3g/kg

Clay

19,8%

Sand

39,8%

Silt

40,4%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
64,4g/kg
Clay
19,2%
Sand
39,7%
Silt
41,0%
5–15 cm
pH H₂O
5,5
Org. C
36,2g/kg
Clay
19,5%
Sand
40,0%
Silt
40,5%
15–30 cm
pH H₂O
5,6
Org. C
23,3g/kg
Clay
20,6%
Sand
39,6%
Silt
39,8%

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

Land cover

Forest46.2%
Crops27.7%
Built-up0.5%
Bare soil0.8%
Other (grassland, water…)24.8%

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

Hydrology9 basins · 4 lakes · 47 rivers

Hydrology metrics for this exact territory

Stream length here

286,1km

Lake surface here

2,86km²

Basins crossed

9

Max stream order

3

Max drainage

95 851km²

Discharge in basins

519,8m³/s

Mean precip.

791mm/an

Mean T°

7,2°C

Moisture idx

0,02

Max snow

28%

Mean runoff

295mm/an

Mean elev. (basins)

581m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (47, ord ≥ 4)

35 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

45,4%

Pesticides

23,3kg/km²

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

Protected areas11

IUCN Not Reported · 8IUCN V · 2IUCN IV · 1

Waldviertel

IUCN Not Reported

Special Protection Area (Birds Directive) · 1996

541 km²

Kamptal

IUCN V

Landscape Protection Area · 1955

328 km²

Kamp- und Kremstal

IUCN Not Reported

Special Protection Area (Birds Directive) · 1998

243 km²

Kamp- und Kremstal

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2011

145 km²

Complete list

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

Sub-administrations148