Ontologia

Pays · MRT

Mauritania

BWhArid, desert, hot(99 %)

Species observed

2 522

Observations

131 199

Area

1 041 174,3km²

Ecological tissue

Sample of 16 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 Mauritania : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 10 interactions GloBI documentées sur 1 type (connectance 8.3%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
16
Interactions affichées
10
Connectance
0.083
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

2 522 distinct species · 131 199 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

131 199 obs · 572 cellules
Obs. / cellule
≥ 3 888
230–3 887
54–229
24–53
< 24

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

Climate

Mean T°

27,3°C

Annual rain

91mm

Warmest m°

41,2°C

Coldest m°

11,6°C

Elevation: 261 m on average (min -185 m, max 822 m)

Bioclimatic detailsExpert
Annual mean temp.
27,3°C
Annual rain
91mm
Warmest month
41,2°C
Coldest month
11,6°C
Mean alt.
261m
Min
-185m
Max
822m
Std. dev.
124m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)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

4,1g/kg

Clay

21,6%

Sand

58,0%

Silt

20,3%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
5,0g/kg
Clay
21,4%
Sand
58,2%
Silt
20,4%
5–15 cm
pH H₂O
7,9
Org. C
3,9g/kg
Clay
21,6%
Sand
58,1%
Silt
20,4%
15–30 cm
pH H₂O
7,9
Org. C
3,4g/kg
Clay
21,9%
Sand
57,9%
Silt
20,2%

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

Land cover

Forest0.3%
Crops2.0%
Built-up0.0%
Bare soil83.6%
Other (grassland, water…)14.1%

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

Hydrology1439 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

7 259,7km

Lake surface here

349,53km²

Basins crossed

1 439

Max stream order

7

Max drainage

440 912km²

Discharge in basins

4 876,8m³/s

Mean precip.

93mm/an

Mean T°

27,7°C

Moisture idx

-0,96

Mean runoff

14mm/an

Mean elev. (basins)

262m

Watersheds crossing here

1430 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,8%

Pesticides

0,1kg/km²

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

Protected areas12

Country WDPA breakdown
II24 424 km²(5)
Not Applicable12 178 km²(1)
Not Reported29 km²(1)
IUCN II · 5IUCN Not Applicable · 3IUCN Not Reported · 3IUCN IV · 1🌊 Marine · 5📍 Point sites · 3

Tindouf

IUCN Not Applicable

Cultural Park · 2008

161 399 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN