Department · MRT
Barkéol
Mauritania
Species observed
59
Observations
312
Area
6 601,9km²
Ecological tissue
Sample of 11 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 Barkéol : 10 espèces reliées par 7 interactions GloBI sur 2 types (connectance 12.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
59 distinct species · 312 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
31,1°C
Annual rain
261mm
Warmest m°
41,6°C
Coldest m°
17,6°C
Elevation: 71 m on average (min 24 m, max 297 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
7,5
Org. C
4,1g/kg
Clay
18,8%
Sand
58,8%
Silt
22,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
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)
Hydrology17 basins · 1 lakes · 35 rivers
Hydrology metrics for this exact territory
Stream length here
691,4km
Lake surface here
1,30km²
Basins crossed
17
Max stream order
5
Max drainage
9 176km²
Discharge in basins
50,9m³/s
Mean precip.
205mm/an
Mean T°
29,4°C
Moisture idx
-0,90
Mean runoff
101mm/an
Mean elev. (basins)
111m
Watersheds crossing here
- Bassin de Gorgol Noir كوركول أسودsub-area1 070,4 km²overlap1000.77 km²15%
- Bassin de Oued Hasseï Sidi Ahmedsub-area1 863 km²overlap990.07 km²15%
- Bassin de Oudeï Nouççsub-area937 km²overlap933.82 km²14%
- Bassin de Oûedeï el Ghorbânesub-area2 563,1 km²overlap809.49 km²12%
- Bassin de Gorgol Noir كوركول أسودsub-area921,2 km²overlap700.88 km²11%
- Bassin de Gorgol Blancsub-area621,1 km²overlap407.46 km²6%
- Bassin de Gorgol blanc كوركول الأبيضsub-area1 941,2 km²overlap401.58 km²6%
- Bassin de Oued Mabroûksub-area670,1 km²overlap330.72 km²5%
- Bassin de Oûdeï La’medsub-area301,9 km²overlap298.87 km²5%
8 more basinssorted by overlap
- Bassin de Oued Iguerjânesub-area965,6 km²overlap188.23 km²3%
- Bassin de Hasseï el Hejjésub-area549,5 km²overlap142.61 km²2%
- Bassin de Gorgol Blancsub-area209,4 km²overlap100.72 km²2%
- Bassin de Gorgol Noir كوركول أسودsub-area279 km²overlap89.15 km²1%
- Bassin de Gorgol Blancsub-area157 km²overlap88.04 km²1%
- Bassin de Oued el Gharsub-area145,2 km²overlap65.61 km²1%
- Bassin de Gorgol Blancsub-area318,6 km²overlap44.56 km²1%
- Bassin de وادي الغنمsub-area640,5 km²overlap9.37 km²0%
Lakes (1, top by area)
Rivers / streams (35, ord ≥ 4)
- Gorgol Noir كوركول أسودord 5len here139.21 km63%total221 km
- Oued Hasseï Sidi Ahmedord 4len here62.34 km63%total100 km
- Gorgol Blancord 4len here42.87 km28%total154 km
- Oudeï Nouççord 2len here31.36 km100%total31 km
- Hasseï el Hejjéord 4len here24.69 km49%total51 km
- Oued Greïguelord 5len here23.55 km99%total24 km
- Oued Moudrord 4len here23.15 km100%total23 km
- Oued Djibord 2len here22.44 km99%total23 km
- Oûedeï el Ghorbâneord 4len here22.33 km23%total99 km
- Foum Batielord 3len here20.44 km65%total32 km
- Fra' Jerkord 3len here20.17 km39%total52 km
- Oûdeï La’medord 2len here20.13 km100%total20 km
23 more river segmentssorted by Strahler order + length
- Fra‘ Imijijord 1len here19.75 km100%total20 km
- Oued Tioumbalord 3len here19.03 km100%total19 km
- Oued Tériord 1len here17.93 km100%total18 km
- Oued Mabroûkord 2len here16.87 km94%total18 km
- Oued Barkéwol el Akhdarord 2len here15.90 km100%total16 km
- Oued Oumm Chdeïgord 3len here15.17 km100%total15 km
- Oued Semessiaord 4len here15.13 km90%total17 km
- Oued Barkéwol el Abiodord 5len here14.64 km100%total15 km
- Oued el Gharord 5len here11.82 km51%total23 km
- Oued Ould Moïlîdord 1len here11.78 km100%total12 km
- Fra‘ Agharghârord 1len here10.94 km100%total11 km
- Oued Boû el Harâthord 2len here10.90 km100%total11 km
- Touîmîrt Jerkord 1len here10.38 km100%total10 km
- Oued Diskiord 1len here10.04 km100%total10 km
- Hasseï Ooualord 1len here9.13 km90%total10 km
- Boû Sereïouîlord 1len here6.04 km83%total7 km
- Oued Zeghaord 1len here5.36 km100%total5 km
- Fra‘ Isderord 2len here4.97 km100%total5 km
- وادي الغنمord 3len here4.30 km11%total40 km
- Oued Mobroûkord 1len here3.80 km100%total4 km
- Oûdeï el Beneord 2len here3.30 km100%total3 km
- Oued Amoûrord 4len here1.29 km5%total28 km
- Oued el Harachord 5len here0.22 km2%total10 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
4,7%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)