Atlas Saharien
IUCN Not ApplicableCultural Park · 2008
88 692 km²
Commune · DZA
Messaad
Algeria
BWhArid, desert, hot(85 %)
Species observed
31
Observations
49
Area
153km²
Ecological tissue
Sample of 14 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 Messaad : 12 espèces reliées par 12 interactions GloBI sur 1 type (connectance 13.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
14
Interactions affichées
12
Connectance
0.132
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
31 distinct species · 49 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,5°C
Annual rain
177mm
Warmest m°
36,5°C
Coldest m°
2,3°C
Elevation: 792 m on average (min 733 m, max 900 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,5°C
Annual rain
177mm
Warmest month
36,5°C
Coldest month
2,3°C
Mean alt.
792m
Min
733m
Max
900m
Std. dev.
29m
Köppen-Geiger (dominant)
BWhArid, desert, hot(85 %)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
7,7g/kg
Clay
19,3%
Sand
46,6%
Silt
34,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,1
Org. C
8,3g/kg
Clay
16,6%
Sand
48,6%
Silt
34,8%
5–15 cm
pH H₂O
8,1
Org. C
7,1g/kg
Clay
20,4%
Sand
45,9%
Silt
33,7%
15–30 cm
pH H₂O
8,2
Org. C
7,7g/kg
Clay
21,0%
Sand
45,4%
Silt
33,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.9%
Crops8.3%
Built-up1.5%
Bare soil66.1%
Other (grassland, water…)22.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
5
Max drainage
11 359km²
Discharge in basins
1,8m³/s
Mean precip.
208mm/an
Mean T°
16,2°C
Moisture idx
-0,85
Mean runoff
72mm/an
Mean elev. (basins)
826m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
7hab/km²
Night light
5,3nW
Built-up
147,0%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Applicable · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN