Marais Poitevin
IUCN VRegional Nature Park · 2014
1 986 km²
Commune · FRA
La Rochénard
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 613
Observations
27 942
Area
8,9km²
Ecological tissue
Sample of 38 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 La Rochénard : 25 espèces reliées par 125 interactions GloBI sur 6 types (connectance 16.9%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
125
Connectance
0.169
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
1 613 distinct species · 27 942 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,6°C
Annual rain
865mm
Warmest m°
24,7°C
Coldest m°
2,7°C
Elevation: 43 m on average (min 29 m, max 59 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,6°C
Annual rain
865mm
Warmest month
24,7°C
Coldest month
2,7°C
Mean alt.
43m
Min
29m
Max
59m
Std. dev.
7m
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
7,1
Org. C
33,1g/kg
Clay
34,4%
Sand
17,2%
Silt
48,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Deux-Sèvres
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,0
Org. C
53,8g/kg
Clay
33,1%
Sand
17,0%
Silt
49,8%
5–15 cm
pH H₂O
7,2
Org. C
26,4g/kg
Clay
35,2%
Sand
15,5%
Silt
49,4%
15–30 cm
pH H₂O
7,2
Org. C
19,0g/kg
Clay
35,0%
Sand
19,2%
Silt
45,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest3.4%
Crops76.0%
Built-up0.8%
Bare soil1.3%
Other (grassland, water…)18.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
495km²
Discharge in basins
0,2m³/s
Mean precip.
805mm/an
Mean T°
12,2°C
Moisture idx
-0,07
Max snow
3%
Mean runoff
534mm/an
Mean elev. (basins)
40m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
76,9%
Pesticides
40,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN Not Reported · 1🌊 Marine · 1
Plaine de Niort Sud-Est
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2019
208 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.