Ontologia

Commune · IND

Trivandrum

India

AwTropical, savannah(85 %)

Species observed

1 663

Observations

132 123

Area

249,4km²

Ecological tissue

Sample of 33 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 Trivandrum : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 3 types (connectance 7.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
39
Connectance
0.074
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

1 663 distinct species · 132 123 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

132 123 obs · 8 cellules
Obs. / cellule
≥ 43 143
43 143–43 142
20 083–43 142
12 151–20 082
< 12 151

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

Climate

Mean T°

26,5°C

Annual rain

1 959mm

Warmest m°

30,0°C

Coldest m°

23,1°C

Elevation: 22 m on average (min -17 m, max 69 m)

Bioclimatic detailsExpert
Annual mean temp.
26,5°C
Annual rain
1 959mm
Warmest month
30,0°C
Coldest month
23,1°C
Mean alt.
22m
Min
-17m
Max
69m
Std. dev.
14m
Köppen-Geiger (dominant)
AwTropical, savannah(85 %)Tropical

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

Soil & lithology

pH H₂O

5,4

Org. C

44,1g/kg

Clay

34,8%

Sand

35,3%

Silt

29,9%

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

Dominant lithology: mtGLiMaggregated to Thiruvananthapuram

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
50,3g/kg
Clay
34,2%
Sand
35,4%
Silt
30,4%
5–15 cm
pH H₂O
5,4
Org. C
48,1g/kg
Clay
33,5%
Sand
36,0%
Silt
30,5%
15–30 cm
pH H₂O
5,4
Org. C
33,9g/kg
Clay
36,7%
Sand
34,4%
Silt
28,9%

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

Land cover

Forest32.4%
Crops2.9%
Built-up15.1%
Bare soil0.6%
Other (grassland, water…)49.0%

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

Hydrology4 basins · 3 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

63,7km

Lake surface here

4,45km²

Basins crossed

4

Max stream order

3

Max drainage

712km²

Discharge in basins

6,0m³/s

Mean precip.

1 806mm/an

Mean T°

26,6°C

Moisture idx

0,25

Mean runoff

794mm/an

Mean elev. (basins)

83m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

59hab/km²

Night light

9,8nW

Built-up

1 504,7%

Pesticides

5,1kg/km²

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