Ontologia

Department · TCD

Mont Illi

Chad

AwTropical, savannah(89 %)

Species observed

196

Observations

766

Area

2 948,9km²

Ecological tissue

Sample of 10 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 Mont Illi : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 11 interactions GloBI sur 3 types (connectance 24.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
10
Interactions affichées
11
Connectance
0.244
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

196 distinct species · 766 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

766 obs · 33 cellules
Obs. / cellule
≥ 209
42–208
21–41
7–20
< 7

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

Climate

Mean T°

27,9°C

Annual rain

835mm

Warmest m°

39,6°C

Coldest m°

17,5°C

Elevation: 339 m on average (min 317 m, max 412 m)

Bioclimatic detailsExpert
Annual mean temp.
27,9°C
Annual rain
835mm
Warmest month
39,6°C
Coldest month
17,5°C
Mean alt.
339m
Min
317m
Max
412m
Std. dev.
15m
Köppen-Geiger (dominant)
AwTropical, savannah(89 %)Tropical

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

Soil & lithology

pH H₂O

6,5

Org. C

8,4g/kg

Clay

22,4%

Sand

55,4%

Silt

22,2%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
11,4g/kg
Clay
20,1%
Sand
57,2%
Silt
22,6%
5–15 cm
pH H₂O
6,5
Org. C
8,6g/kg
Clay
21,4%
Sand
56,3%
Silt
22,4%
15–30 cm
pH H₂O
6,5
Org. C
5,1g/kg
Clay
25,8%
Sand
52,7%
Silt
21,5%

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

Land cover

Forest5.8%
Crops39.0%
Built-up0.2%
Bare soil1.2%
Other (grassland, water…)53.8%

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

Hydrology8 basins · 7 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

323,8km

Lake surface here

29,45km²

Basins crossed

8

Max stream order

5

Max drainage

67 562km²

Discharge in basins

160,4m³/s

Mean precip.

864mm/an

Mean T°

27,9°C

Moisture idx

-0,56

Mean runoff

220mm/an

Mean elev. (basins)

354m

Watersheds crossing here

Lakes (7, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

21,7%

Pesticides

0,3kg/km²

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

Sub-administrations6