Ontologia

Commune · IND

Saidapet

India

AwTropical, savannah(100 %)

Species observed

736

Observations

68 197

Area

309,6km²

Ecological tissue

Sample of 32 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 Saidapet : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 8.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
45
Connectance
0.085
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

736 distinct species · 68 197 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

68 197 obs · 7 cellules
Obs. / cellule
≥ 22 449
22 449–22 448
9 269–22 448
6 981–9 268
< 6 981

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

Climate

Mean T°

28,1°C

Annual rain

1 332mm

Warmest m°

35,9°C

Coldest m°

20,9°C

Elevation: 16 m on average (min -10 m, max 39 m)

Bioclimatic detailsExpert
Annual mean temp.
28,1°C
Annual rain
1 332mm
Warmest month
35,9°C
Coldest month
20,9°C
Mean alt.
16m
Min
-10m
Max
39m
Std. dev.
10m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

6,9

Org. C

27,7g/kg

Clay

34,1%

Sand

35,5%

Silt

30,4%

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

Dominant lithology: suGLiMaggregated to Thiruvallur

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
38,8g/kg
Clay
31,3%
Sand
37,4%
Silt
31,4%
5–15 cm
pH H₂O
6,9
Org. C
25,3g/kg
Clay
33,9%
Sand
35,3%
Silt
30,8%
15–30 cm
pH H₂O
6,9
Org. C
19,1g/kg
Clay
37,3%
Sand
33,7%
Silt
29,0%

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

Land cover

Forest3.5%
Crops23.8%
Built-up16.0%
Bare soil2.1%
Other (grassland, water…)54.6%

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

Hydrology5 basins · 6 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

60,2km

Lake surface here

13,98km²

Basins crossed

5

Max stream order

5

Max drainage

3 707km²

Discharge in basins

20,4m³/s

Mean precip.

1 139mm/an

Mean T°

28,6°C

Moisture idx

-0,34

Mean runoff

453mm/an

Mean elev. (basins)

23m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

56hab/km²

Night light

21,7nW

Built-up

1 600,9%

Pesticides

3,9kg/km²

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