Basse vallée du Doubs
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2009
38 km²
Commune · FRA
Brevans
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 496
Observations
17 610
Area
3,6km²
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 Brevans : 19 espèces reliées par 100 interactions GloBI sur 6 types (connectance 21.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
31
Interactions affichées
100
Connectance
0.215
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
1 496 distinct species · 17 610 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,6°C
Annual rain
1 036mm
Warmest m°
25,2°C
Coldest m°
-0,3°C
Elevation: 215 m on average (min 205 m, max 239 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,6°C
Annual rain
1 036mm
Warmest month
25,2°C
Coldest month
-0,3°C
Mean alt.
215m
Min
205m
Max
239m
Std. dev.
11m
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
6,3
Org. C
46,9g/kg
Clay
27,2%
Sand
16,5%
Silt
56,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Jura
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
87,0g/kg
Clay
25,9%
Sand
16,5%
Silt
57,6%
5–15 cm
pH H₂O
6,3
Org. C
36,3g/kg
Clay
27,5%
Sand
15,7%
Silt
56,9%
15–30 cm
pH H₂O
6,4
Org. C
17,3g/kg
Clay
28,3%
Sand
17,3%
Silt
54,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.6%
Crops49.6%
Built-up2.4%
Bare soil0.6%
Other (grassland, water…)31.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,2km
Lake surface here
0,04km²
Basins crossed
1
Max stream order
5
Max drainage
5 132km²
Discharge in basins
0,5m³/s
Mean precip.
979mm/an
Mean T°
10,2°C
Moisture idx
0,13
Max snow
6%
Mean runoff
659mm/an
Mean elev. (basins)
306m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,3nW
Built-up
241,1%
Pesticides
48,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Basse vallée du Doubs
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
38 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.