Ontologia

Chef-Lieu-Wilaya · DZA

Adrar

Algeria

BWhArid, desert, hot(100 %)

Species observed

34

Observations

46

Area

690,9km²

Ecological tissue

Sample of 12 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 Adrar : 11 espèces reliées par 9 interactions GloBI sur 2 types (connectance 13.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
9
Connectance
0.136
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

34 distinct species · 46 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

46 obs · 6 cellules
Obs. / cellule
≥ 25
25–24
11–24
6–10
< 6

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

Climate

Mean T°

25,7°C

Annual rain

20mm

Warmest m°

44,5°C

Coldest m°

5,5°C

Elevation: 275 m on average (min 242 m, max 301 m)

Bioclimatic detailsExpert
Annual mean temp.
25,7°C
Annual rain
20mm
Warmest month
44,5°C
Coldest month
5,5°C
Mean alt.
275m
Min
242m
Max
301m
Std. dev.
9m
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

8,4

Org. C

5,1g/kg

Clay

23,4%

Sand

55,7%

Silt

20,9%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,4
Org. C
6,7g/kg
Clay
22,5%
Sand
56,4%
Silt
21,1%
5–15 cm
pH H₂O
8,4
Org. C
5,4g/kg
Clay
24,0%
Sand
55,5%
Silt
20,5%
15–30 cm
pH H₂O
8,4
Org. C
3,2g/kg
Clay
23,5%
Sand
55,3%
Silt
21,2%

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

Land cover

Forest0.3%
Crops0.5%
Built-up0.6%
Bare soil96.2%
Other (grassland, water…)2.4%

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

Hydrology4 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

4

Max drainage

3 538km²

Mean precip.

14mm/an

Mean T°

24,4°C

Moisture idx

-0,99

Mean runoff

0mm/an

Mean elev. (basins)

267m

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

Human pressure

Pop. density

1hab/km²

Night light

2,7nW

Built-up

63,5%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN Not Reported · 1

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