Ontologia

Commune · FRA

Trigance

France

CsbTemperate, dry summer, warm summer(100 %)

Species observed

1 613

Observations

10 502

Area

60,9km²

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 Trigance : 24 espèces + 6 bulles famille, 68 interactions GloBI documentées sur 4 types (connectance 15.6%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
30
Interactions affichées
68
Connectance
0.156
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

1 613 distinct species · 10 502 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 502 obs · 1 cellules
Obs. / cellule
≥ 10 502
10 502–10 501
10 502–10 501
10 502–10 501
< 10 502

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

Climate

Mean T°

10,3°C

Annual rain

970mm

Warmest m°

24,4°C

Coldest m°

-2,6°C

Elevation: 890 m on average (min 700 m, max 1 089 m)

Bioclimatic detailsExpert
Annual mean temp.
10,3°C
Annual rain
970mm
Warmest month
24,4°C
Coldest month
-2,6°C
Mean alt.
890m
Min
700m
Max
1 089m
Std. dev.
106m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, 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

7,2

Org. C

46,5g/kg

Clay

27,4%

Sand

24,4%

Silt

48,1%

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

Dominant lithology: scGLiMaggregated to Var

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
73,1g/kg
Clay
27,5%
Sand
24,3%
Silt
48,2%
5–15 cm
pH H₂O
7,3
Org. C
40,2g/kg
Clay
27,6%
Sand
24,3%
Silt
48,1%
15–30 cm
pH H₂O
7,2
Org. C
26,3g/kg
Clay
27,1%
Sand
24,7%
Silt
48,2%

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

Land cover

Forest28.2%
Crops5.1%
Built-up0.1%
Bare soil3.7%
Other (grassland, water…)62.9%

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

Hydrology1 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

17,4km

Basins crossed

1

Max stream order

4

Max drainage

2 239km²

Discharge in basins

0,8m³/s

Mean precip.

899mm/an

Mean T°

8,9°C

Moisture idx

0,10

Max snow

12%

Mean runoff

442mm/an

Mean elev. (basins)

1 048m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

9,1%

Pesticides

44,2kg/km²

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

Protected areas4

IUCN Not Reported · 2IUCN IV · 1IUCN V · 1

Verdon

IUCN V

Regional Nature Park · 1997

1 923 km²

Verdon

IUCN Not Reported

Special Protection Area (Birds Directive) · 2018

160 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

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.