Baie de Somme Picardie maritime
IUCN VRegional Nature Park · 2020
1 361 km²
Commune · FRA
Maintenay
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 192
Observations
23 113
Area
12,3km²
Ecological tissue
Sample of 46 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 Maintenay : 34 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 128 interactions GloBI sur 6 types (connectance 11.3%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
48
Interactions affichées
128
Connectance
0.114
Patrimoniales
3
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 192 distinct species · 23 113 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,6°C
Annual rain
896mm
Warmest m°
21,2°C
Coldest m°
1,6°C
Elevation: 50 m on average (min 18 m, max 82 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,6°C
Annual rain
896mm
Warmest month
21,2°C
Coldest month
1,6°C
Mean alt.
50m
Min
18m
Max
82m
Std. dev.
21m
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
6,7
Org. C
27,1g/kg
Clay
26,0%
Sand
25,1%
Silt
48,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Pas-de-Calais
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
41,2g/kg
Clay
25,7%
Sand
24,8%
Silt
49,4%
5–15 cm
pH H₂O
6,8
Org. C
22,1g/kg
Clay
26,3%
Sand
24,2%
Silt
49,5%
15–30 cm
pH H₂O
6,8
Org. C
18,0g/kg
Clay
26,1%
Sand
26,2%
Silt
47,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.1%
Crops63.3%
Built-up0.4%
Bare soil1.1%
Other (grassland, water…)22.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,3km
Basins crossed
2
Max stream order
3
Max drainage
1 410km²
Discharge in basins
0,2m³/s
Mean precip.
662mm/an
Mean T°
10,1°C
Moisture idx
-0,06
Max snow
8%
Mean runoff
542mm/an
Mean elev. (basins)
92m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
40,2%
Pesticides
46,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 2IUCN V · 1IUCN IV · 1🌊 Marine · 1
Vallée de l'Authie
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
7 km²
Prairies et marais tourbeux de la basse vallée de l'Authie
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
3 km²
marais de roussent
IUCN IVLand acquired by a regional conservatory of natural areas · 2000
1 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.