Ontologia

Commune · IND

Papanasam

India

AwTropical, savannah(100 %)

Species observed

282

Observations

21 828

Area

368,9km²

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Papanasam : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 32 interactions GloBI sur 3 types (connectance 10.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
32
Connectance
0.107
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

282 distinct species · 21 828 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

21 828 obs · 9 cellules
Obs. / cellule
≥ 10 186
10 186–10 185
2 525–10 185
486–2 524
< 486

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

Climate

Mean T°

28,7°C

Annual rain

1 086mm

Warmest m°

38,1°C

Coldest m°

20,1°C

Elevation: 35 m on average (min 27 m, max 51 m)

Bioclimatic detailsExpert
Annual mean temp.
28,7°C
Annual rain
1 086mm
Warmest month
38,1°C
Coldest month
20,1°C
Mean alt.
35m
Min
27m
Max
51m
Std. dev.
4m
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

7,3

Org. C

24,9g/kg

Clay

39,5%

Sand

32,4%

Silt

28,0%

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

Dominant lithology: mtGLiMaggregated to Thanjavur

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
34,6g/kg
Clay
37,8%
Sand
33,7%
Silt
28,5%
5–15 cm
pH H₂O
7,4
Org. C
21,8g/kg
Clay
38,6%
Sand
32,9%
Silt
28,5%
15–30 cm
pH H₂O
7,3
Org. C
18,3g/kg
Clay
42,1%
Sand
30,7%
Silt
27,1%

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

Land cover

Forest13.8%
Crops65.1%
Built-up1.9%
Bare soil0.9%
Other (grassland, water…)18.3%

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

Hydrology7 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

27,6km

Basins crossed

7

Max stream order

6

Max drainage

78 370km²

Discharge in basins

10,1m³/s

Mean precip.

1 036mm/an

Mean T°

28,7°C

Moisture idx

-0,38

Mean runoff

290mm/an

Mean elev. (basins)

35m

Watersheds crossing here

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

Human pressure

Pop. density

7hab/km²

Night light

1,3nW

Built-up

185,4%

Pesticides

4,0kg/km²

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