Binder-Léré
IUCN IVFaunal Reserve · 1974
1 398 km²
Region · tcd
Mayo-Kebbi Ouest
Chad
AwTropical, savannah(97 %)
Species observed
487
Observations
1 941
Area
12 537,7km²
Ecological tissue
Sample of 22 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 Mayo-Kebbi Ouest : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 2 types (connectance 8.7%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
22
Interactions affichées
20
Connectance
0.087
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
487 distinct species · 1 941 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,5°C
Annual rain
989mm
Warmest m°
38,7°C
Coldest m°
18,4°C
Elevation: 384 m on average (min 226 m, max 569 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,5°C
Annual rain
989mm
Warmest month
38,7°C
Coldest month
18,4°C
Mean alt.
384m
Min
226m
Max
569m
Std. dev.
59m
Köppen-Geiger (dominant)
AwTropical, savannah(97 %)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
9,9g/kg
Clay
22,0%
Sand
57,3%
Silt
20,7%
Average over 0-30 cm. Per-depth details in expert panel.
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
14,3g/kg
Clay
19,5%
Sand
59,5%
Silt
21,0%
5–15 cm
pH H₂O
6,5
Org. C
9,7g/kg
Clay
21,1%
Sand
58,0%
Silt
20,9%
15–30 cm
pH H₂O
6,5
Org. C
5,6g/kg
Clay
25,3%
Sand
54,5%
Silt
20,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest11.0%
Crops31.9%
Built-up0.1%
Bare soil0.4%
Other (grassland, water…)56.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology25 basins · 3 lakes · 65 rivers
Hydrology metrics for this exact territory
Stream length here
1 439,6km
Lake surface here
50,67km²
Basins crossed
25
Max stream order
5
Max drainage
19 138km²
Discharge in basins
213,7m³/s
Mean precip.
952mm/an
Mean T°
27,4°C
Moisture idx
-0,51
Mean runoff
174mm/an
Mean elev. (basins)
379m
Watersheds crossing here
- Bassin de Mayo Walésub-area2 080,3 km²overlap1954.82 km²16%
- Bassin de Mayo Sinasub-area3 534,6 km²overlap1689.57 km²13%
- Bassin de Mayo Elsionsub-area1 649,4 km²overlap1609.87 km²13%
- Bassin de Mayo Dalasub-area1 121 km²overlap1116.45 km²9%
- Bassin de Mayo Kébisub-area2 235,4 km²overlap985.37 km²8%
- Bassin de Kemsousub-area1 387,6 km²overlap909.95 km²7%
- Bassin de Lésésub-area1 330,6 km²overlap879.32 km²7%
- Bassin de Kabiasub-area740,6 km²overlap641.99 km²5%
- Bassin de El Bindersub-area601,6 km²overlap544.71 km²4%
16 more basinssorted by overlap
- Bassin de Missisub-area768 km²overlap411.17 km²3%
- Bassin de El Sokoysub-area1 033,8 km²overlap393.64 km²3%
- Bassin de Kabiasub-area543,6 km²overlap383.71 km²3%
- Bassin de Kabiasub-area282,1 km²overlap280.90 km²2%
- Bassin de El Bindersub-area202,9 km²overlap199.50 km²2%
- Bassin de El Bindersub-area157,1 km²overlap150.60 km²1%
- Bassin de Mayo Louasub-area1 214,7 km²overlap149.64 km²1%
- Bassin de مايو كيبيsub-area227,1 km²overlap77.09 km²1%
- Bassin de Mayo Waklasub-area672,9 km²overlap49.93 km²0%
- Bassin de Mbaguisub-area845,8 km²overlap37.79 km²0%
- Bassin de El Kanisub-area119,1 km²overlap28.79 km²0%
- Bassin de Banangourousub-area343 km²overlap21.72 km²0%
- Bassin de Mayo Liddisub-area2 396,7 km²overlap14.38 km²0%
- Basin #69300sub-area426,2 km²overlap5.83 km²0%
- Basin #15570sub-area168,2 km²overlap0.95 km²0%
- Bassin de Déhésub-area1 751,9 km²overlap0.04 km²0%
Lakes (3, top by area)
Rivers / streams (65, ord ≥ 4)
- El Binderord 4len here156.99 km100%total157 km
- Mayo Dalaord 4len here99.12 km100%total99 km
- Mayo Waléord 4len here86.83 km81%total108 km
- Kabiaord 5len here84.31 km26%total330 km
- Mayo Kébi مايو كيبيord 5len here83.20 km100%total83 km
- Mayo Elsionord 5len here69.13 km100%total69 km
- Mayo Sinaord 5len here54.20 km35%total156 km
- El Sokoyord 3len here52.93 km66%total80 km
- Mayo el Wayaord 3len here43.68 km100%total44 km
- Mayo Lédéord 3len here42.07 km100%total42 km
- Mayo Dariord 4len here39.79 km100%total40 km
- Mayo Kébbiord 6len here39.23 km20%total199 km
53 more river segmentssorted by Strahler order + length
- Mayo Banba Daïnaord 3len here35.80 km100%total36 km
- Iel Mandjiord 5len here35.09 km100%total35 km
- Mayo Giniakéord 3len here33.99 km100%total34 km
- Nguélabitaord 3len here32.80 km100%total33 km
- Mayo Mapraord 3len here29.91 km100%total30 km
- Mayo Delhouord 4len here27.33 km63%total43 km
- Mayo Tchapord 2len here26.25 km100%total26 km
- Keord 1len here23.70 km100%total24 km
- مايو كيبيord 6len here21.37 km57%total38 km
- Léséord 4len here18.72 km51%total37 km
- Gaougouneyord 2len here17.45 km100%total17 km
- Gamaséréord 2len here16.38 km100%total16 km
- Mayo Kwallaord 2len here15.38 km97%total16 km
- Mayo Vouliord 2len here13.86 km100%total14 km
- Touanonord 2len here13.29 km100%total13 km
- Rengord 1len here12.31 km100%total12 km
- Mayo Raikouord 2len here12.10 km100%total12 km
- Iel Zétaoord 2len here12.02 km100%total12 km
- El Bafuuord 1len here11.87 km61%total20 km
- Nahomaord 2len here11.35 km100%total11 km
- Mayo Mtétéord 2len here10.82 km100%total11 km
- Mayo Louaord 4len here10.72 km11%total101 km
- Mayo Bourouord 2len here10.47 km100%total10 km
- Toutouord 3len here10.44 km100%total10 km
- Mayo Ganréord 2len here9.88 km37%total27 km
- Zaniniord 2len here9.44 km100%total9 km
- Mideord 1len here9.19 km100%total9 km
- Mayo Houai chingord 3len here8.59 km100%total9 km
- Konguermiord 3len here8.52 km100%total9 km
- Mayo Oinguélobaord 1len here8.18 km100%total8 km
- Mayo Guélibiord 2len here7.17 km100%total7 km
- Mayo Ligamord 1len here6.86 km56%total12 km
- Mayo Pasaréord 2len here6.61 km100%total7 km
- Mayo Binderord 4len here6.13 km100%total6 km
- Mayo Nedogoord 2len here4.43 km100%total4 km
- Douidaord 1len here4.12 km100%total4 km
- Kemsouord 3len here4.08 km7%total60 km
- Domanbeidayéord 2len here3.79 km100%total4 km
- Diaméléord 1len here3.66 km100%total4 km
- Gaougrénord 1len here3.65 km100%total4 km
- Mayo Karabaord 2len here3.33 km100%total3 km
- Balkomiaord 1len here2.78 km63%total4 km
- Kounord 1len here2.73 km49%total6 km
- Mayo Mionord 2len here2.41 km90%total3 km
- Mayo Raïkouord 3len here2.26 km100%total2 km
- Missiord 3len here1.66 km8%total22 km
- Mayo Kokoidjouord 1len here1.19 km53%total2 km
- Kemgodoord 2len here0.93 km84%total1 km
- Mayo Guiniakéord 3len here0.92 km100%total1 km
- El Kaniord 4len here0.79 km1%total69 km
- Dorboord 2len here0.65 km100%total1 km
- Mayo Lopeord 2len here0.49 km4%total11 km
- Mayo Sénabouord 4len here0.22 km0%total79 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
14,6%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN IV · 1IUCN Not Reported · 1IUCN II · 1
Réserve de faune de Binder-Léré
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2005
1 398 km²
Sena Oura
IUCN IINational Park · 2010
746 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN