Baie de Somme Picardie maritime
IUCN VRegional Nature Park · 2020
1 361 km²
Commune · FRA
Dargnies
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 285
Observations
13 481
Area
3,5km²
Ecological tissue
Sample of 40 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 Dargnies : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 124 interactions GloBI sur 6 types (connectance 15.9%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
124
Connectance
0.159
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 285 distinct species · 13 481 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,5°C
Annual rain
907mm
Warmest m°
20,8°C
Coldest m°
1,6°C
Elevation: 113 m on average (min 101 m, max 117 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,5°C
Annual rain
907mm
Warmest month
20,8°C
Coldest month
1,6°C
Mean alt.
113m
Min
101m
Max
117m
Std. dev.
3m
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
6,8
Org. C
28,2g/kg
Clay
22,3%
Sand
18,8%
Silt
58,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Somme
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,7
Org. C
45,3g/kg
Clay
21,0%
Sand
18,6%
Silt
60,4%
5–15 cm
pH H₂O
6,9
Org. C
23,0g/kg
Clay
22,9%
Sand
17,4%
Silt
59,7%
15–30 cm
pH H₂O
6,8
Org. C
16,3g/kg
Clay
23,2%
Sand
20,3%
Silt
56,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest6.0%
Crops53.2%
Built-up2.9%
Bare soil0.4%
Other (grassland, water…)37.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
2
Max drainage
6 195km²
Discharge in basins
0,1m³/s
Mean precip.
691mm/an
Mean T°
9,9°C
Moisture idx
-0,06
Max snow
8%
Mean runoff
543mm/an
Mean elev. (basins)
151m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
2,0nW
Built-up
285,2%
Pesticides
46,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1🌊 Marine · 1
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.