Ontologia

Region · mrt

Tiris Zemmour

Mauritania

BWhArid, desert, hot(100 %)

Species observed

431

Observations

5 106

Area

260 371,3km²

Ecological tissue

Sample of 29 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 Tiris Zemmour : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 2 types (connectance 7.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
29
Connectance
0.071
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

431 distinct species · 5 106 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 106 obs · 141 cellules
Obs. / cellule
≥ 323
74–322
32–73
18–31
< 18

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

Climate

Mean T°

25,2°C

Annual rain

31mm

Warmest m°

42,2°C

Coldest m°

8,6°C

Elevation: 324 m on average (min 206 m, max 822 m)

Bioclimatic detailsExpert
Annual mean temp.
25,2°C
Annual rain
31mm
Warmest month
42,2°C
Coldest month
8,6°C
Mean alt.
324m
Min
206m
Max
822m
Std. dev.
63m
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

8,1

Org. C

3,8g/kg

Clay

20,8%

Sand

56,5%

Silt

22,7%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
4,7g/kg
Clay
20,5%
Sand
56,9%
Silt
22,6%
5–15 cm
pH H₂O
8,1
Org. C
3,9g/kg
Clay
20,7%
Sand
56,5%
Silt
22,7%
15–30 cm
pH H₂O
8,1
Org. C
2,8g/kg
Clay
21,3%
Sand
56,1%
Silt
22,6%

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

Land cover

Forest0.0%
Crops0.0%
Built-up0.0%
Bare soil99.5%
Other (grassland, water…)0.5%

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

Hydrology340 basins · 0 lakes · 19 rivers

Hydrology metrics for this exact territory

Stream length here

1 153,2km

Basins crossed

340

Max stream order

5

Max drainage

21 076km²

Discharge in basins

13,7m³/s

Mean precip.

28mm/an

Mean T°

25,8°C

Moisture idx

-0,99

Mean runoff

6mm/an

Mean elev. (basins)

324m

Watersheds crossing here

331 more basins

Rivers / streams (19, ord ≥ 4)

7 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

0,1%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN Not Applicable · 2

Tindouf

IUCN Not Applicable

Cultural Park · 2008

161 399 km²

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

Sub-administrations3