Ontologia

Commune · FRA

Le Châtellier

France

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

Species observed

790

Observations

3 830

Area

13,4km²

Ecological tissue

Sample of 41 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 Le Châtellier : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 134 interactions GloBI sur 6 types (connectance 16.3%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
134
Connectance
0.163
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

790 distinct species · 3 830 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 830 obs · 1 cellules
Obs. / cellule
≥ 3 830
3 830–3 829
3 830–3 829
3 830–3 829
< 3 830

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

Climate

Mean T°

10,9°C

Annual rain

982mm

Warmest m°

21,9°C

Coldest m°

2,0°C

Elevation: 154 m on average (min 137 m, max 164 m)

Bioclimatic detailsExpert
Annual mean temp.
10,9°C
Annual rain
982mm
Warmest month
21,9°C
Coldest month
2,0°C
Mean alt.
154m
Min
137m
Max
164m
Std. dev.
8m
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

6,1

Org. C

36,3g/kg

Clay

21,4%

Sand

14,0%

Silt

64,7%

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

Dominant lithology: ssGLiMaggregated to Ille-et-Vilaine

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
62,2g/kg
Clay
20,5%
Sand
14,0%
Silt
65,5%
5–15 cm
pH H₂O
6,1
Org. C
26,1g/kg
Clay
20,5%
Sand
13,3%
Silt
66,2%
15–30 cm
pH H₂O
6,1
Org. C
20,5g/kg
Clay
23,1%
Sand
14,6%
Silt
62,3%

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

Land cover

Forest15.0%
Crops49.1%
Built-up0.7%
Bare soil0.3%
Other (grassland, water…)34.8%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,7km

Basins crossed

2

Max stream order

1

Max drainage

1 112km²

Discharge in basins

0,2m³/s

Mean precip.

749mm/an

Mean T°

11,0°C

Moisture idx

-0,03

Max snow

6%

Mean runoff

578mm/an

Mean elev. (basins)

93m

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

0,3nW

Built-up

70,1%

Pesticides

46,3kg/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.