Ontologia

Commune · IND

Tiruchchendur

India

AwTropical, savannah(100 %)

Species observed

297

Observations

7 207

Area

527km²

Ecological tissue

Sample of 31 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 Tiruchchendur : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
44
Connectance
0.095
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

297 distinct species · 7 207 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 207 obs · 13 cellules
Obs. / cellule
≥ 3 022
1 007–3 021
644–1 006
268–643
< 268

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

Climate

Mean T°

28,0°C

Annual rain

753mm

Warmest m°

33,0°C

Coldest m°

23,1°C

Elevation: 14 m on average (min -7 m, max 51 m)

Bioclimatic detailsExpert
Annual mean temp.
28,0°C
Annual rain
753mm
Warmest month
33,0°C
Coldest month
23,1°C
Mean alt.
14m
Min
-7m
Max
51m
Std. dev.
11m
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

7,0

Org. C

34,8g/kg

Clay

33,3%

Sand

36,4%

Silt

30,2%

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

Dominant lithology: mtGLiMaggregated to Thoothukkudi

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
49,8g/kg
Clay
31,4%
Sand
37,6%
Silt
31,0%
5–15 cm
pH H₂O
7,0
Org. C
28,8g/kg
Clay
32,1%
Sand
37,2%
Silt
30,7%
15–30 cm
pH H₂O
7,0
Org. C
25,8g/kg
Clay
36,5%
Sand
34,5%
Silt
29,0%

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

Land cover

Forest10.6%
Crops47.9%
Built-up1.6%
Bare soil4.3%
Other (grassland, water…)35.6%

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

Hydrology2 basins · 21 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

30,5km

Lake surface here

12,83km²

Basins crossed

2

Max stream order

5

Max drainage

5 626km²

Discharge in basins

5,4m³/s

Mean precip.

750mm/an

Mean T°

28,5°C

Moisture idx

-0,52

Mean runoff

211mm/an

Mean elev. (basins)

63m

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

Human pressure

Pop. density

5hab/km²

Night light

1,7nW

Built-up

164,5%

Pesticides

5,3kg/km²

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