Region · mrt
Guidimaka
Mauritania
Species observed
373
Observations
2 495
Area
10 689,4km²
Ecological tissue
Sample of 30 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 Guidimaka : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 2 types (connectance 7.8%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
373 distinct species · 2 495 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
30,5°C
Annual rain
446mm
Warmest m°
41,4°C
Coldest m°
18,3°C
Elevation: 88 m on average (min 17 m, max 378 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
6,7
Org. C
4,6g/kg
Clay
22,3%
Sand
57,5%
Silt
20,2%
Average over 0-30 cm. Per-depth details in expert panel.
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)
Hydrology29 basins · 4 lakes · 44 rivers
Hydrology metrics for this exact territory
Stream length here
968,4km
Lake surface here
1,52km²
Basins crossed
29
Max stream order
7
Max drainage
332 168km²
Discharge in basins
727,4m³/s
Mean precip.
385mm/an
Mean T°
29,0°C
Moisture idx
-0,82
Mean runoff
118mm/an
Mean elev. (basins)
92m
Watersheds crossing here
- Bassin de Niorobel نيربلsub-area1 961,2 km²overlap1885.13 km²18%
- Bassin de Oued Touna واد تونةsub-area1 202,9 km²overlap1198.50 km²11%
- Bassin de Oued Karfasub-area1 104,5 km²overlap1089.44 km²10%
- Bassin de Oued Ndoumellisub-area974,7 km²overlap971.31 km²9%
- Bassin de Sénégal السنغالsub-area1 606,9 km²overlap732.72 km²7%
- Bassin de السنغال Le Sénégalsub-area687,7 km²overlap620.29 km²6%
- Bassin de Oued Lahraj وادي لاهراجsub-area744,9 km²overlap615.56 km²6%
- Bassin de Oued Bounguelsub-area935,5 km²overlap604.94 km²6%
- Basin #18660sub-area432,9 km²overlap431.34 km²4%
20 more basinssorted by overlap
- Bassin de Meïlaha وادي كركرsub-area376 km²overlap374.71 km²4%
- Bassin de Karakorosub-area529 km²overlap317.24 km²3%
- Bassin de Oued Taghadésub-area354,4 km²overlap297.52 km²3%
- Bassin de Karakorosub-area777,3 km²overlap280.17 km²3%
- Bassin de Oued Karfasub-area271,2 km²overlap270.25 km²3%
- Bassin de Karakorosub-area255 km²overlap221.58 km²2%
- Bassin de Oued Karakoro وادي كاراكوروsub-area269,7 km²overlap145.84 km²1%
- Bassin de Sénégal السنغالsub-area697,7 km²overlap133.91 km²1%
- Bassin de Oued Karfasub-area679,4 km²overlap127.95 km²1%
- Bassin de Karakorosub-area201,9 km²overlap100.69 km²1%
- Bassin de Oued Karakoro وادي كاراكوروsub-area160,4 km²overlap100.38 km²1%
- Bassin de Mare Kankossa بركة كنكوصهsub-area224,8 km²overlap67.72 km²1%
- Bassin de Oued Desilisub-area305 km²overlap34.07 km²0%
- Bassin de Tchangol Alassub-area476 km²overlap28.31 km²0%
- Bassin de Oued Karfasub-area30 km²overlap25.17 km²0%
- Bassin de Karakorosub-area69,8 km²overlap9.81 km²0%
- Bassin de Oued Boudamésub-area1 230 km²overlap3.87 km²0%
- Bassin de El Ouadhdhânesub-area135 km²overlap0.59 km²0%
- Bassin de Sénégalsub-area722,1 km²overlap0.25 km²0%
- Bassin du Falémésub-area1 225 km²overlap0.01 km²0%
Lakes (4, top by area)
Rivers / streams (44, ord ≥ 4)
- Karakoroord 5len here90.61 km41%total220 km
- Sénégal السنغالord 7len here74.96 km7%total1087 km
- Oued Touriméord 3len here69.91 km100%total70 km
- Niorobel نيربلord 4len here66.93 km90%total74 km
- Oued Touna واد تونةord 3len here64.11 km100%total64 km
- Oued Karfaord 5len here60.68 km74%total83 km
- Sulokoord 3len here47.84 km100%total48 km
- السنغال Le Sénégalord 7len here40.66 km91%total45 km
- Meïlaha وادي كركرord 2len here39.64 km100%total40 km
- Oued Ndoumelliord 2len here34.67 km100%total35 km
- Oued Bounguelord 2len here32.46 km100%total33 km
- Tounaord 4len here31.03 km100%total31 km
32 more river segmentssorted by Strahler order + length
- Oued Dar Dégalord 4len here28.79 km100%total29 km
- Oued Taghadéord 2len here24.40 km95%total26 km
- Oued Lahraj وادي لاهراجord 3len here22.41 km100%total22 km
- Gouliaord 2len here21.20 km100%total21 km
- Oued Haouisséord 4len here20.95 km100%total21 km
- Oued Karakoro وادي كاراكوروord 5len here19.72 km51%total38 km
- Bounoukoléord 2len here18.17 km100%total18 km
- Oued Lembéhgaord 1len here16.95 km100%total17 km
- Marigot de Korokoroord 2len here15.40 km100%total15 km
- Oued Tektakaord 2len here14.07 km100%total14 km
- Kolémouord 4len here13.58 km97%total14 km
- Rakékoléord 2len here13.32 km100%total13 km
- Chelkha Dakhnaord 5len here12.29 km74%total17 km
- Oued Tartaigaord 3len here8.65 km100%total9 km
- Oued Lahrajord 3len here7.20 km97%total7 km
- Doukoléord 2len here7.11 km100%total7 km
- Lakanbinéord 2len here7.11 km100%total7 km
- Mare Kankossa بركة كنكوصهord 5len here6.57 km40%total16 km
- Tourbaïgaord 3len here6.43 km100%total6 km
- Oued Darafegord 2len here6.21 km100%total6 km
- Paraoldoubeord 1len here5.75 km100%total6 km
- Segandouord 1len here4.05 km100%total4 km
- Oudene el Frasord 1len here3.90 km58%total7 km
- Jeminiord 1len here3.42 km100%total3 km
- Tourélaord 2len here3.29 km100%total3 km
- Oued Karakoroord 5len here2.51 km14%total18 km
- Oued El Wedhanord 1len here0.63 km66%total1 km
- Banin Koléord 2len here0.40 km2%total25 km
- Oued Ouéringuelord 5len here0.34 km2%total15 km
- Ndiarolord 3len here0.11 km2%total5 km
- Oued Karakoro وادي كراكوروord 5len here0.00 km0%total13 km
- Le Faléméord 5len here≈ tangenttotal141 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
9,0%
Pesticides
0,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)