Commune · IND
Cheyyur
India
Species observed
329
Observations
14 820
Area
585,2km²
Ecological tissue
Sample of 24 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).
Indicateurs du tissu écologique
Tissu écologique de Cheyyur : 18 espèces reliées par 32 interactions GloBI sur 3 types (connectance 11.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
329 distinct species · 14 820 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,0°C
Annual rain
1 296mm
Warmest m°
34,5°C
Coldest m°
21,7°C
Elevation: 17 m on average (min -8 m, max 61 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,8
Org. C
24,0g/kg
Clay
33,4%
Sand
33,5%
Silt
33,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Kancheepuram
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 49 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
26,1km
Lake surface here
12,27km²
Basins crossed
7
Max stream order
3
Max drainage
17 994km²
Discharge in basins
26,9m³/s
Mean precip.
1 113mm/an
Mean T°
28,4°C
Moisture idx
-0,34
Mean runoff
407mm/an
Mean elev. (basins)
27m
Watersheds crossing here
- Bassin de Buckingham Kaalvaaisub-area861,9 km²overlap242.45 km²41%
- Bassin de Buckingham Kaalvaaisub-area191,5 km²overlap161.37 km²28%
- Bassin de Buckingham Kaalvaaisub-area180,6 km²overlap90.96 km²16%
- Bassin de Palarsub-area210,5 km²overlap57.53 km²10%
- Basin #28600sub-area26,7 km²overlap21.73 km²4%
- Bassin de Maduranthakam Kalkulam Canalsub-area1 121,5 km²overlap11.17 km²2%
- Basin #28620sub-area35 km²overlap0.00 km²0%
Lakes (49, top by area)
- Lake #79466area1,2 km²avg depth0.9 m
- Lake #79505area1,1 km²avg depth1.1 m
- Lac 1400526area1 km²avg depth2.2 m
- Lac 1400215area1 km²avg depth1.5 m
- Lac 1400365area0,7 km²avg depth2.5 m
- Lac 1400564area0,6 km²avg depth1.8 m
- Lac 1400417area0,6 km²avg depth1.8 m
- Lac 1400370area0,5 km²avg depth2.1 m
- Lac 1400201area0,5 km²avg depth1.5 m
40 more lakes
- Lac 1400228area0,4 km²avg depth1.7 m
- Lac 1400399area0,4 km²avg depth1.4 m
- Lac 1400333area0,3 km²avg depth1.8 m
- Lac 1400434area0,3 km²avg depth2.2 m
- Lac 1400262area0,3 km²avg depth1.7 m
- Lac 1400425area0,3 km²avg depth1.5 m
- Lac 1400363area0,3 km²avg depth1.7 m
- Lac 1400457area0,3 km²avg depth1.4 m
- Lac 1400443area0,3 km²avg depth1.7 m
- Lac 1400382area0,3 km²avg depth1.7 m
- Lac 1400318area0,3 km²avg depth1.4 m
- Lac 1400477area0,2 km²avg depth1.4 m
- Lac 1400568area0,2 km²avg depth1.4 m
- Lac 1400235area0,2 km²avg depth1.6 m
- Lac 1400412area0,2 km²avg depth1.6 m
- Lac 1400373area0,2 km²avg depth1.6 m
- Lac 1400345area0,2 km²avg depth1.5 m
- Lac 1400427area0,2 km²avg depth1.6 m
- Lac 1400297area0,2 km²avg depth1.4 m
- Lac 1400247area0,2 km²avg depth1.5 m
- Lac 1400543area0,2 km²avg depth1.4 m
- Lac 1400491area0,2 km²avg depth1.1 m
- Lac 1400450area0,2 km²avg depth1.3 m
- Lac 1400346area0,2 km²avg depth1.8 m
- Lac 1400487area0,2 km²avg depth1.2 m
- Lac 1400544area0,2 km²avg depth1.4 m
- Lac 1400514area0,2 km²avg depth1.3 m
- Lac 1400481area0,2 km²avg depth1.2 m
- Lac 1400305area0,2 km²avg depth1.6 m
- Lac 1400309area0,2 km²avg depth1.4 m
- Lac 1400334area0,2 km²avg depth1.3 m
- Lac 1400364area0,1 km²avg depth1.2 m
- Lac 1400575area0,1 km²avg depth1.5 m
- Lac 1400296area0,1 km²avg depth1.6 m
- Lac 1400409area0,1 km²avg depth1.4 m
- Lac 1400560area0,1 km²avg depth1.5 m
- Lac 1400550area0,1 km²avg depth1.4 m
- Lac 1400449area0,1 km²avg depth1.2 m
- Lac 1400465area0,1 km²avg depth0.9 m
- Lac 1400278area0,1 km²avg depth1.1 m
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
1,2nW
Built-up
97,3%
Pesticides
4,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)