Ontologia

District · DEU

Altmarkkreis Salzwedel

Germany

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

Species observed

3 236

Observations

69 043

Area

2 303,9km²

Ecological tissue

Sample of 31 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 Altmarkkreis Salzwedel : 18 espèces reliées par 99 interactions GloBI sur 5 types (connectance 18.8%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
99
Connectance
0.188
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

3 236 distinct species · 69 043 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

69 043 obs · 73 cellules
Obs. / cellule
≥ 2 497
1 576–2 496
1 049–1 575
881–1 048
< 881

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

Climate

Mean T°

9,4°C

Annual rain

618mm

Warmest m°

22,9°C

Coldest m°

-1,4°C

Elevation: 53 m on average (min 17 m, max 126 m)

Bioclimatic detailsExpert
Annual mean temp.
9,4°C
Annual rain
618mm
Warmest month
22,9°C
Coldest month
-1,4°C
Mean alt.
53m
Min
17m
Max
126m
Std. dev.
22m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,7

Org. C

43,6g/kg

Clay

11,5%

Sand

65,5%

Silt

23,0%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
71,2g/kg
Clay
12,3%
Sand
65,8%
Silt
21,9%
5–15 cm
pH H₂O
5,7
Org. C
34,9g/kg
Clay
8,7%
Sand
68,6%
Silt
22,7%
15–30 cm
pH H₂O
5,9
Org. C
24,6g/kg
Clay
13,5%
Sand
62,1%
Silt
24,4%

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

Land cover

Forest27.1%
Crops51.5%
Built-up0.5%
Bare soil0.6%
Other (grassland, water…)20.3%

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

Hydrology6 basins · 2 lakes · 62 rivers

Hydrology metrics for this exact territory

Stream length here

456,1km

Lake surface here

4,97km²

Basins crossed

6

Max stream order

3

Max drainage

130 858km²

Discharge in basins

312,2m³/s

Mean precip.

578mm/an

Mean T°

8,7°C

Moisture idx

-0,19

Max snow

19%

Mean runoff

174mm/an

Mean elev. (basins)

52m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (62, ord ≥ 4)

50 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

52,0%

Pesticides

35,3kg/km²

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

Protected areas79

IUCN Not Reported · 40IUCN IV · 19IUCN V · 15IUCN Not Assigned · 4IUCN III · 1
Complete list

+ 19 protected areas (top 60 shown)

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

Sub-administrations6