Ontologia

Subdivision · DEU

Jena

Germany

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

Species observed

4 951

Observations

125 092

Area

114,9km²

Ecological tissue

Sample of 37 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 Jena : 26 espèces reliées par 97 interactions GloBI sur 5 types (connectance 13.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
97
Connectance
0.138
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

4 951 distinct species · 125 092 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

125 092 obs · 4 cellules
Obs. / cellule
≥ 58 774
58 774–58 773
39 634–58 773
39 634–39 633
< 39 634

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

Climate

Mean T°

8,9°C

Annual rain

625mm

Warmest m°

22,5°C

Coldest m°

-2,5°C

Elevation: 271 m on average (min 145 m, max 381 m)

Bioclimatic detailsExpert
Annual mean temp.
8,9°C
Annual rain
625mm
Warmest month
22,5°C
Coldest month
-2,5°C
Mean alt.
271m
Min
145m
Max
381m
Std. dev.
68m
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

6,2

Org. C

35,4g/kg

Clay

28,8%

Sand

20,6%

Silt

50,6%

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

Dominant lithology: scGLiMaggregated to Jena

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
62,6g/kg
Clay
27,7%
Sand
20,5%
Silt
51,8%
5–15 cm
pH H₂O
6,3
Org. C
23,6g/kg
Clay
30,1%
Sand
19,7%
Silt
50,3%
15–30 cm
pH H₂O
6,3
Org. C
20,1g/kg
Clay
28,6%
Sand
21,7%
Silt
49,7%

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

Land cover

Forest31.8%
Crops33.7%
Built-up3.2%
Bare soil0.3%
Other (grassland, water…)30.9%

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

Hydrology4 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

32,3km

Basins crossed

4

Max stream order

4

Max drainage

3 996km²

Discharge in basins

7,8m³/s

Mean precip.

605mm/an

Mean T°

8,1°C

Moisture idx

-0,17

Max snow

25%

Mean runoff

144mm/an

Mean elev. (basins)

278m

Watersheds crossing here

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

Human pressure

Pop. density

5hab/km²

Night light

3,2nW

Built-up

324,0%

Pesticides

26,8kg/km²

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

Protected areas22

IUCN Not Reported · 10IUCN IV · 7IUCN V · 5
Complete list

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