Binder-Léré
IUCN IVFaunal Reserve · 1974
1 398 km²
Commune · TCD
Lagon
Chad
AwTropical, savannah(95 %)
Species observed
71
Observations
127
Area
1 806,2km²
Ecological tissue
Sample of 20 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 Lagon : 17 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 2 types (connectance 12.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
20
Interactions affichées
24
Connectance
0.126
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
71 distinct species · 127 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,9°C
Annual rain
874mm
Warmest m°
39,3°C
Coldest m°
18,6°C
Elevation: 335 m on average (min 236 m, max 435 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,9°C
Annual rain
874mm
Warmest month
39,3°C
Coldest month
18,6°C
Mean alt.
335m
Min
236m
Max
435m
Std. dev.
37m
Köppen-Geiger (dominant)
AwTropical, savannah(95 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
9,1g/kg
Clay
22,9%
Sand
56,4%
Silt
20,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Lac Léré
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
12,7g/kg
Clay
20,1%
Sand
58,8%
Silt
21,1%
5–15 cm
pH H₂O
6,7
Org. C
9,2g/kg
Clay
22,5%
Sand
56,8%
Silt
20,8%
15–30 cm
pH H₂O
6,6
Org. C
5,4g/kg
Clay
26,2%
Sand
53,8%
Silt
20,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest8.2%
Crops35.1%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)56.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 14 rivers
Hydrology metrics for this exact territory
Stream length here
287,0km
Basins crossed
5
Max stream order
5
Max drainage
16 090km²
Discharge in basins
56,8m³/s
Mean precip.
873mm/an
Mean T°
27,8°C
Moisture idx
-0,56
Mean runoff
152mm/an
Mean elev. (basins)
337m
Watersheds crossing here
Rivers / streams (14, ord ≥ 4)
- Mayo Elsionord 5len here62.78 km91%total69 km
- Mayo Dalaord 4len here52.43 km53%total99 km
- Mayo el Wayaord 3len here43.68 km100%total44 km
- Mayo Kébbiord 6len here27.69 km14%total199 km
- Iel Mandjiord 5len here27.01 km77%total35 km
- Mayo Kébi مايو كيبيord 5len here17.78 km21%total83 km
- Mayo Mapraord 3len here15.06 km50%total30 km
- Mayo Raikouord 2len here12.10 km100%total12 km
- Mayo Louaord 4len here10.72 km11%total101 km
- Mayo Guélibiord 2len here7.17 km100%total7 km
- Mayo Pasaréord 2len here6.61 km100%total7 km
- Mayo Raïkouord 3len here2.26 km100%total2 km
2 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
10,0%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 1IUCN Not Reported · 1
Réserve de faune de Binder-Léré
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2005
1 398 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN