Ontologia

Commune · FRA

Seyches

France

CfbTemperate, no dry season, warm summer(59 %)

Species observed

1 096

Observations

7 728

Area

25,1km²

Ecological tissue

Sample of 29 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 Seyches : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 117 interactions GloBI sur 6 types (connectance 28.8%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
117
Connectance
0.288
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

1 096 distinct species · 7 728 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 728 obs · 4 cellules
Obs. / cellule
≥ 2 430
2 430–2 429
2 232–2 429
2 232–2 231
< 2 232

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

Climate

Mean T°

13,4°C

Annual rain

861mm

Warmest m°

26,6°C

Coldest m°

2,3°C

Elevation: 83 m on average (min 61 m, max 110 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
861mm
Warmest month
26,6°C
Coldest month
2,3°C
Mean alt.
83m
Min
61m
Max
110m
Std. dev.
13m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(59 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,0

Org. C

29,4g/kg

Clay

27,0%

Sand

28,6%

Silt

44,4%

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

Dominant lithology: suGLiMaggregated to Lot-et-Garonne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
52,4g/kg
Clay
25,9%
Sand
28,8%
Silt
45,3%
5–15 cm
pH H₂O
7,0
Org. C
18,7g/kg
Clay
26,6%
Sand
28,3%
Silt
45,0%
15–30 cm
pH H₂O
7,0
Org. C
17,0g/kg
Clay
28,4%
Sand
28,7%
Silt
42,8%

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

Land cover

Forest10.5%
Crops71.7%
Built-up0.7%
Bare soil1.1%
Other (grassland, water…)15.9%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,7km

Basins crossed

3

Max stream order

1

Max drainage

51 213km²

Discharge in basins

18,0m³/s

Mean precip.

828mm/an

Mean T°

12,5°C

Moisture idx

-0,17

Max snow

3%

Mean runoff

341mm/an

Mean elev. (basins)

82m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

74,4%

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.