Waza Logone Floodplain
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2012
7 744 km²
Commune · TCD
Ndjamena
Chad
BShArid, steppe, hot(100 %)
Species observed
604
Observations
4 583
Area
396,8km²
Ecological tissue
Sample of 38 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 Ndjamena : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 4 types (connectance 6.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
38
Interactions affichées
44
Connectance
0.063
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
604 distinct species · 4 583 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,8°C
Annual rain
485mm
Warmest m°
41,3°C
Coldest m°
16,3°C
Elevation: 293 m on average (min 290 m, max 296 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
28,8°C
Annual rain
485mm
Warmest month
41,3°C
Coldest month
16,3°C
Mean alt.
293m
Min
290m
Max
296m
Std. dev.
1m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
7,3g/kg
Clay
41,4%
Sand
31,8%
Silt
26,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to N'Djamena
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,7
Org. C
8,4g/kg
Clay
39,4%
Sand
32,7%
Silt
27,9%
5–15 cm
pH H₂O
6,6
Org. C
7,1g/kg
Clay
40,9%
Sand
32,3%
Silt
26,9%
15–30 cm
pH H₂O
6,8
Org. C
6,3g/kg
Clay
43,7%
Sand
30,5%
Silt
25,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.5%
Crops19.8%
Built-up11.1%
Bare soil3.2%
Other (grassland, water…)63.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 2 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
58,3km
Lake surface here
0,33km²
Basins crossed
6
Max stream order
8
Max drainage
604 168km²
Discharge in basins
902,2m³/s
Mean precip.
480mm/an
Mean T°
28,1°C
Moisture idx
-0,78
Mean runoff
28mm/an
Mean elev. (basins)
295m
Watersheds crossing here
- Bassin de Chari شاريsub-area610,8 km²overlap92.96 km²23%
- Bassin de Chari شاريsub-area182,2 km²overlap91.88 km²23%
- Bassin de Chari شاريsub-area217 km²overlap80.65 km²20%
- Bassin de Chari شاريsub-area168 km²overlap47.11 km²12%
- Bassin de Logonesub-area1 218,8 km²overlap43.53 km²11%
- Bassin de Douguisub-area901,1 km²overlap40.64 km²10%
Lakes (2, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
31hab/km²
Night light
5,1nW
Built-up
1 105,2%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN II · 1
Kalamaloué
IUCN IINational Park · 1968
67 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN