Ontologia

Commune · FRA

Tendu

France

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

Species observed

2 526

Observations

81 299

Area

42,4km²

Ecological tissue

Sample of 41 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 Tendu : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 94 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
94
Connectance
0.115
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

2 526 distinct species · 81 299 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

81 299 obs · 5 cellules
Obs. / cellule
≥ 45 119
45 119–45 118
18 725–45 118
8 184–18 724
< 8 184

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

Climate

Mean T°

12,0°C

Annual rain

837mm

Warmest m°

24,8°C

Coldest m°

1,8°C

Elevation: 153 m on average (min 138 m, max 171 m)

Bioclimatic detailsExpert
Annual mean temp.
12,0°C
Annual rain
837mm
Warmest month
24,8°C
Coldest month
1,8°C
Mean alt.
153m
Min
138m
Max
171m
Std. dev.
8m
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

6,5

Org. C

28,3g/kg

Clay

20,8%

Sand

41,4%

Silt

37,8%

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

Dominant lithology: scGLiMaggregated to Indre

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
49,7g/kg
Clay
20,5%
Sand
41,7%
Silt
37,8%
5–15 cm
pH H₂O
6,6
Org. C
19,1g/kg
Clay
19,3%
Sand
41,7%
Silt
39,0%
15–30 cm
pH H₂O
6,6
Org. C
16,0g/kg
Clay
22,5%
Sand
40,8%
Silt
36,7%

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

Land cover

Forest22.6%
Crops56.1%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)20.5%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

12,6km

Basins crossed

3

Max stream order

3

Max drainage

3 905km²

Discharge in basins

1,0m³/s

Mean precip.

771mm/an

Mean T°

11,1°C

Moisture idx

-0,12

Max snow

5%

Mean runoff

261mm/an

Mean elev. (basins)

175m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

29,0%

Pesticides

44,7kg/km²

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

Protected areas3

IUCN Not Reported · 2IUCN V · 1

Brenne

IUCN V

Regional Nature Park · 1989

1 832 km²

La Brenne

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1991

1 387 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.