Department · MRT
Maghama
Mauritania
Species observed
126
Observations
360
Area
2 380,3km²
Ecological tissue
Sample of 12 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).
Indicateurs du tissu écologique
Tissu écologique de Maghama : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 9 interactions GloBI documentées sur 2 types (connectance 13.6%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
126 distinct species · 360 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
30,7°C
Annual rain
393mm
Warmest m°
41,5°C
Coldest m°
18,2°C
Elevation: 38 m on average (min 14 m, max 99 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
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
4,2g/kg
Clay
17,2%
Sand
67,6%
Silt
15,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 6 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
239,7km
Lake surface here
1,78km²
Basins crossed
11
Max stream order
7
Max drainage
341 914km²
Discharge in basins
596,8m³/s
Mean precip.
368mm/an
Mean T°
29,3°C
Moisture idx
-0,83
Mean runoff
129mm/an
Mean elev. (basins)
44m
Watersheds crossing here
- Bassin de Oued Garfa وادي كارفاsub-area602 km²overlap599.88 km²25%
- Bassin de Oued Karfasub-area679,4 km²overlap366.77 km²15%
- Bassin de Sénégal السنغالsub-area1 223,8 km²overlap337.48 km²14%
- Bassin de Sénégal السنغالsub-area536,2 km²overlap284.27 km²12%
- Bassin de Oued Desilisub-area305 km²overlap269.82 km²11%
- Bassin de Sénégal السنغالsub-area560,7 km²overlap177.69 km²7%
- Bassin de Oued Fongosub-area280,3 km²overlap126.04 km²5%
- Bassin de Sénégal السنغالsub-area273,8 km²overlap88.86 km²4%
- Bassin de Niorobel نيربلsub-area1 961,2 km²overlap69.15 km²3%
Lakes (6, top by area)
Rivers / streams (10, ord ≥ 4)
- Sénégal السنغالord 7len here85.92 km8%total1087 km
- Oued Garfa وادي كارفاord 5len here50.29 km100%total50 km
- Tchangol Daoord 5len here24.00 km99%total24 km
- Oued Fongoord 3len here23.70 km66%total36 km
- Oued Karfaord 5len here20.11 km24%total83 km
- Oued Gadiamaord 5len here14.43 km51%total29 km
- Oued Desiliord 3len here12.24 km100%total12 km
- Niorobel نيربلord 4len here7.30 km10%total74 km
- Oued Kôvord 5len here1.64 km3%total48 km
- Marigot de Touletord 1len here0.02 km0%total5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
10,0%
Pesticides
0,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)