Commune · FRA
Maisons-Alfort
France
Species observed
5 958
Observations
293 248
Area
5,3km²
Ecological tissue
Sample of 43 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).
Indicateurs du tissu écologique
Tissu écologique de Maisons-Alfort : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 163 interactions GloBI sur 5 types (connectance 17.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
5 958 distinct species · 293 248 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,4°C
Annual rain
660mm
Warmest m°
23,8°C
Coldest m°
1,2°C
Elevation: 36 m on average (min 32 m, max 51 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
2,4km
Basins crossed
2
Max stream order
5
Max drainage
30 655km²
Discharge in basins
0,7m³/s
Mean precip.
647mm/an
Mean T°
10,8°C
Moisture idx
-0,22
Max snow
5%
Mean runoff
200mm/an
Mean elev. (basins)
97m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
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.