Serriger Bachtal und Leuk und Saar
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2005
22 km²
Subdivision · DEU
Trassem
Germany
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 683
Observations
5 169
Area
7,6km²
Ecological tissue
Sample of 35 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 Trassem : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 133 interactions GloBI sur 6 types (connectance 21.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
133
Connectance
0.211
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 683 distinct species · 5 169 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,6°C
Annual rain
954mm
Warmest m°
22,6°C
Coldest m°
-1,4°C
Elevation: 247 m on average (min 204 m, max 344 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,6°C
Annual rain
954mm
Warmest month
22,6°C
Coldest month
-1,4°C
Mean alt.
247m
Min
204m
Max
344m
Std. dev.
29m
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
6,1
Org. C
38,4g/kg
Clay
28,6%
Sand
25,1%
Silt
46,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Trier-Saarburg
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
69,5g/kg
Clay
27,8%
Sand
25,5%
Silt
46,6%
5–15 cm
pH H₂O
6,2
Org. C
27,5g/kg
Clay
28,9%
Sand
24,0%
Silt
47,0%
15–30 cm
pH H₂O
6,2
Org. C
18,1g/kg
Clay
29,1%
Sand
25,7%
Silt
45,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest65.3%
Crops13.9%
Built-up1.0%
Bare soil0.2%
Other (grassland, water…)19.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,7km
Basins crossed
1
Max stream order
1
Max drainage
7 351km²
Discharge in basins
1,4m³/s
Mean precip.
779mm/an
Mean T°
9,1°C
Moisture idx
0,00
Max snow
12%
Mean runoff
298mm/an
Mean elev. (basins)
305m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,0nW
Built-up
97,0%
Pesticides
26,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN