Ontologia

Commune · FRA

La Trinité-Surzur

France

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

Species observed

382

Observations

3 013

Area

2,2km²

Ecological tissue

Sample of 38 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 La Trinité-Surzur : 31 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 105 interactions GloBI sur 6 types (connectance 14.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
105
Connectance
0.149
Patrimoniales
4
Plus dense que (national)0 %(top 100%)

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

Species present

382 distinct species · 3 013 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 013 obs · 1 cellules
Obs. / cellule
≥ 3 013
3 013–3 012
3 013–3 012
3 013–3 012
< 3 013

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

864mm

Warmest m°

21,8°C

Coldest m°

3,8°C

Elevation: 25 m on average (min 17 m, max 30 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
864mm
Warmest month
21,8°C
Coldest month
3,8°C
Mean alt.
25m
Min
17m
Max
30m
Std. dev.
4m
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

5,8

Clay

18,7%

Sand

37,5%

Silt

43,7%

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

Dominant lithology: paGLiMaggregated to Morbihan

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Clay
17,1%
Sand
38,6%
Silt
44,2%
5–15 cm
pH H₂O
5,7
Clay
19,2%
Sand
37,0%
Silt
43,8%
15–30 cm
pH H₂O
5,8
Clay
19,8%
Sand
37,0%
Silt
43,2%

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

Land cover

Forest20.6%
Crops20.8%
Built-up5.9%
Bare soil0.4%
Other (grassland, water…)52.4%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

1 839km²

Discharge in basins

0,0m³/s

Mean precip.

877mm/an

Mean T°

11,5°C

Moisture idx

0,16

Max snow

7%

Mean runoff

630mm/an

Mean elev. (basins)

40m

Watersheds crossing here

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

Human pressure

Pop. density

6hab/km²

Night light

0,7nW

Built-up

586,2%

Pesticides

45,3kg/km²

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

Protected areas1

IUCN V · 1🌊 Marine · 1

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.