Ontologia

Commune · FRA

Romillé

France

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

Species observed

1 465

Observations

12 727

Area

28,6km²

Ecological tissue

Sample of 30 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 Romillé : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 107 interactions GloBI sur 5 types (connectance 21.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
107
Connectance
0.216
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 465 distinct species · 12 727 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 727 obs · 3 cellules
Obs. / cellule
≥ 5 585
5 585–5 584
5 585–5 584
4 838–5 584
< 4 838

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

Climate

Mean T°

11,2°C

Annual rain

839mm

Warmest m°

22,3°C

Coldest m°

2,2°C

Elevation: 105 m on average (min 70 m, max 138 m)

Bioclimatic detailsExpert
Annual mean temp.
11,2°C
Annual rain
839mm
Warmest month
22,3°C
Coldest month
2,2°C
Mean alt.
105m
Min
70m
Max
138m
Std. dev.
13m
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

6,2

Org. C

34,3g/kg

Clay

22,8%

Sand

17,1%

Silt

60,1%

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
6,1
Org. C
55,8g/kg
Clay
22,0%
Sand
17,7%
Silt
60,4%
5–15 cm
pH H₂O
6,2
Org. C
23,5g/kg
Clay
22,9%
Sand
16,6%
Silt
60,5%
15–30 cm
pH H₂O
6,2
Org. C
23,6g/kg
Clay
23,5%
Sand
17,1%
Silt
59,3%

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

Land cover

Forest11.7%
Crops51.6%
Built-up1.4%
Bare soil0.5%
Other (grassland, water…)34.9%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

2,6km

Lake surface here

0,02km²

Basins crossed

2

Max stream order

2

Max drainage

1 599km²

Discharge in basins

0,5m³/s

Mean precip.

745mm/an

Mean T°

11,0°C

Moisture idx

-0,03

Max snow

6%

Mean runoff

509mm/an

Mean elev. (basins)

87m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

135,1%

Pesticides

44,7kg/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.