Ontologia

Department · MRT

Ouadane

Mauritania

BWhArid, desert, hot(100 %)

Species observed

179

Observations

974

Area

134 038,6km²

Ecological tissue

Sample of 35 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 Ouadane : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 2 types (connectance 6.2%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
37
Connectance
0.062
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

179 distinct species · 974 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

974 obs · 73 cellules
Obs. / cellule
≥ 188
25–187
15–24
6–14
< 6

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

27,4°C

Annual rain

69mm

Warmest m°

41,1°C

Coldest m°

11,0°C

Elevation: 304 m on average (min 121 m, max 389 m)

Bioclimatic detailsExpert
Annual mean temp.
27,4°C
Annual rain
69mm
Warmest month
41,1°C
Coldest month
11,0°C
Mean alt.
304m
Min
121m
Max
389m
Std. dev.
41m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,9

Org. C

4,2g/kg

Clay

24,1%

Sand

58,0%

Silt

18,0%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
5,1g/kg
Clay
24,1%
Sand
57,9%
Silt
18,0%
5–15 cm
pH H₂O
7,9
Org. C
3,9g/kg
Clay
24,1%
Sand
57,9%
Silt
18,0%
15–30 cm
pH H₂O
7,9
Org. C
3,4g/kg
Clay
24,0%
Sand
58,1%
Silt
17,9%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest0.1%
Crops0.6%
Built-up0.0%
Bare soil91.4%
Other (grassland, water…)7.9%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology262 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

26,1km

Basins crossed

262

Max stream order

3

Max drainage

42 231km²

Discharge in basins

207,4m³/s

Mean precip.

73mm/an

Mean T°

29,2°C

Moisture idx

-0,97

Mean runoff

11mm/an

Mean elev. (basins)

309m

Watersheds crossing here

253 more basins

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,0%

Pesticides

0,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)