Ontologia

Commune · FRA

Melesse

France

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

Species observed

1 693

Observations

37 598

Area

32,8km²

Ecological tissue

Sample of 34 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 Melesse : 19 espèces reliées par 146 interactions GloBI sur 5 types (connectance 23.2%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
146
Connectance
0.232
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

1 693 distinct species · 37 598 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 598 obs · 4 cellules
Obs. / cellule
≥ 12 230
12 230–12 229
11 338–12 229
11 338–11 337
< 11 338

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

Climate

Mean T°

11,3°C

Annual rain

822mm

Warmest m°

22,4°C

Coldest m°

2,3°C

Elevation: 80 m on average (min 47 m, max 96 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
822mm
Warmest month
22,4°C
Coldest month
2,3°C
Mean alt.
80m
Min
47m
Max
96m
Std. dev.
11m
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

33,8g/kg

Clay

25,4%

Sand

19,2%

Silt

55,4%

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
55,5g/kg
Clay
24,1%
Sand
19,9%
Silt
56,0%
5–15 cm
pH H₂O
6,1
Org. C
24,2g/kg
Clay
25,7%
Sand
19,0%
Silt
55,3%
15–30 cm
pH H₂O
6,1
Org. C
21,6g/kg
Clay
26,4%
Sand
18,8%
Silt
54,8%

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

Land cover

Forest11.5%
Crops51.3%
Built-up2.5%
Bare soil0.5%
Other (grassland, water…)34.2%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

6,8km

Basins crossed

1

Max stream order

3

Max drainage

1 599km²

Discharge in basins

0,5m³/s

Mean precip.

736mm/an

Mean T°

11,0°C

Moisture idx

-0,07

Max snow

6%

Mean runoff

492mm/an

Mean elev. (basins)

88m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,7nW

Built-up

246,3%

Pesticides

45,2kg/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.