Ontologia

Commune · FRA

Messac

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

979

Observations

9 026

Area

7,6km²

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Species present

979 distinct species · 9 026 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 026 obs · 2 cellules
Obs. / cellule
≥ 5 967
5 967–5 966
5 967–5 966
5 967–5 966
< 5 967

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,1°C

Annual rain

850mm

Warmest m°

25,5°C

Coldest m°

2,8°C

Elevation: 72 m on average (min 59 m, max 79 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
850mm
Warmest month
25,5°C
Coldest month
2,8°C
Mean alt.
72m
Min
59m
Max
79m
Std. dev.
5m
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

29,7g/kg

Clay

31,1%

Sand

33,0%

Silt

35,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Charente-Maritime

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
49,7g/kg
Clay
30,2%
Sand
33,6%
Silt
36,3%
5–15 cm
pH H₂O
7,1
Org. C
22,0g/kg
Clay
32,2%
Sand
31,7%
Silt
36,1%
15–30 cm
pH H₂O
7,1
Org. C
17,4g/kg
Clay
31,0%
Sand
33,6%
Silt
35,4%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest12.2%
Crops66.3%
Built-up0.4%
Bare soil1.6%
Other (grassland, water…)19.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,7km

Basins crossed

1

Max stream order

2

Max drainage

934km²

Discharge in basins

0,1m³/s

Mean precip.

881mm/an

Mean T°

12,4°C

Moisture idx

-0,04

Max snow

2%

Mean runoff

541mm/an

Mean elev. (basins)

61m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Built-up

41,8%

Pesticides

40,3kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

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.