Ontologia

Commune · FRA

Trenal

France

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

Species observed

456

Observations

6 262

Area

6,5km²

Ecological tissue

Sample of 37 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 Trenal : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 90 interactions GloBI sur 2 types (connectance 13.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
90
Connectance
0.135
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

456 distinct species · 6 262 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 262 obs · 1 cellules
Obs. / cellule
≥ 6 262
6 262–6 261
6 262–6 261
6 262–6 261
< 6 262

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

Climate

Mean T°

12,1°C

Annual rain

1 404mm

Warmest m°

25,3°C

Coldest m°

0,1°C

Elevation: 220 m on average (min 203 m, max 261 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
1 404mm
Warmest month
25,3°C
Coldest month
0,1°C
Mean alt.
220m
Min
203m
Max
261m
Std. dev.
15m
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

6,3

Org. C

41,8g/kg

Clay

38,1%

Sand

17,2%

Silt

44,7%

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

Dominant lithology: scGLiMaggregated to Jura

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
73,2g/kg
Clay
36,7%
Sand
17,9%
Silt
45,3%
5–15 cm
pH H₂O
6,3
Org. C
32,4g/kg
Clay
39,2%
Sand
15,4%
Silt
45,4%
15–30 cm
pH H₂O
6,4
Org. C
19,8g/kg
Clay
38,4%
Sand
18,2%
Silt
43,4%

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

Land cover

Forest20.5%
Crops48.4%
Built-up0.7%
Bare soil0.8%
Other (grassland, water…)29.6%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,8km

Basins crossed

1

Max stream order

3

Max drainage

2 339km²

Discharge in basins

0,1m³/s

Mean precip.

872mm/an

Mean T°

10,7°C

Moisture idx

0,00

Max snow

6%

Mean runoff

689mm/an

Mean elev. (basins)

263m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

72,0%

Pesticides

31,6kg/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.