Ontologia

Commune · TCD

Massenya

Chad

BShArid, steppe, hot(89 %)

Species observed

166

Observations

517

Area

6 824,6km²

Ecological tissue

Sample of 3 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 Massenya : 2 espèces reliées par 2 interactions GloBI sur 2 types (connectance 66.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

166 distinct species · 517 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

517 obs · 41 cellules
Obs. / cellule
≥ 103
30–102
14–29
3–13
< 3

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

Climate

Mean T°

28,5°C

Annual rain

686mm

Warmest m°

40,8°C

Coldest m°

17,3°C

Elevation: 331 m on average (min 312 m, max 343 m)

Bioclimatic detailsExpert
Annual mean temp.
28,5°C
Annual rain
686mm
Warmest month
40,8°C
Coldest month
17,3°C
Mean alt.
331m
Min
312m
Max
343m
Std. dev.
5m
Köppen-Geiger (dominant)
BShArid, steppe, hot(89 %)Arid

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

Soil & lithology

pH H₂O

6,8

Org. C

8,2g/kg

Clay

36,6%

Sand

31,1%

Silt

32,3%

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

Dominant lithology: suGLiMaggregated to Baguirmi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
9,9g/kg
Clay
34,9%
Sand
31,9%
Silt
33,2%
5–15 cm
pH H₂O
6,8
Org. C
8,0g/kg
Clay
36,0%
Sand
31,6%
Silt
32,4%
15–30 cm
pH H₂O
6,9
Org. C
6,8g/kg
Clay
38,9%
Sand
29,9%
Silt
31,2%

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

Land cover

Forest8.1%
Crops24.4%
Built-up0.0%
Bare soil0.2%
Other (grassland, water…)67.3%

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

Hydrology21 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

134,7km

Basins crossed

21

Max stream order

5

Max drainage

15 676km²

Discharge in basins

121,6m³/s

Mean precip.

680mm/an

Mean T°

28,6°C

Moisture idx

-0,68

Mean runoff

87mm/an

Mean elev. (basins)

329m

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

Human pressure

Pop. density

0hab/km²

Built-up

1,0%

Pesticides

0,1kg/km²

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