Ontologia

Department · MRT

Kaédi

Mauritania

BWhArid, desert, hot(100 %)

Species observed

506

Observations

3 409

Area

4 216,1km²

Ecological tissue

Sample of 21 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 Kaédi : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 14 interactions GloBI documentées sur 2 types (connectance 6.7%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
21
Interactions affichées
14
Connectance
0.067
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

506 distinct species · 3 409 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 409 obs · 79 cellules
Obs. / cellule
≥ 371
109–370
59–108
19–58
< 19

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

30,8°C

Annual rain

310mm

Warmest m°

41,3°C

Coldest m°

17,9°C

Elevation: 44 m on average (min 7 m, max 110 m)

Bioclimatic detailsExpert
Annual mean temp.
30,8°C
Annual rain
310mm
Warmest month
41,3°C
Coldest month
17,9°C
Mean alt.
44m
Min
7m
Max
110m
Std. dev.
24m
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

6,8

Org. C

4,2g/kg

Clay

16,1%

Sand

69,3%

Silt

14,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
5,4g/kg
Clay
15,8%
Sand
69,3%
Silt
15,0%
5–15 cm
pH H₂O
6,8
Org. C
3,8g/kg
Clay
15,6%
Sand
69,7%
Silt
14,7%
15–30 cm
pH H₂O
6,8
Org. C
3,3g/kg
Clay
16,9%
Sand
68,9%
Silt
14,1%

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

Land cover

Forest1.5%
Crops7.6%
Built-up0.1%
Bare soil27.7%
Other (grassland, water…)63.0%

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

Hydrology9 basins · 9 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

365,9km

Lake surface here

5,05km²

Basins crossed

9

Max stream order

7

Max drainage

367 492km²

Discharge in basins

887,0m³/s

Mean precip.

293mm/an

Mean T°

29,6°C

Moisture idx

-0,86

Mean runoff

97mm/an

Mean elev. (basins)

48m

Watersheds crossing here

Lakes (9, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

13,8%

Pesticides

0,3kg/km²

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

Protected areas1

IUCN Not Reported · 1

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