Atlas Saharien
IUCN Not ApplicableCultural Park · 2008
88 692 km²
Commune · DZA
Rogassa
Algeria
BSkArid, steppe, cold(100 %)
Species observed
6
Observations
10
Area
2 415km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Sample of 2 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 Rogassa : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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
6 distinct species · 10 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,4°C
Annual rain
240mm
Warmest m°
35,5°C
Coldest m°
0,6°C
Elevation: 1 048 m on average (min 985 m, max 1 383 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,4°C
Annual rain
240mm
Warmest month
35,5°C
Coldest month
0,6°C
Mean alt.
1 048m
Min
985m
Max
1 383m
Std. dev.
71m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)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
13,0g/kg
Clay
24,4%
Sand
45,3%
Silt
30,3%
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
7,8
Org. C
15,7g/kg
Clay
22,9%
Sand
46,0%
Silt
31,1%
5–15 cm
pH H₂O
7,9
Org. C
11,7g/kg
Clay
23,8%
Sand
46,0%
Silt
30,3%
15–30 cm
pH H₂O
8,0
Org. C
11,5g/kg
Clay
26,7%
Sand
43,9%
Silt
29,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.8%
Crops5.1%
Built-up0.0%
Bare soil72.2%
Other (grassland, water…)21.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
11
Max drainage
6 992km²
Discharge in basins
0,1m³/s
Mean precip.
273mm/an
Mean T°
14,9°C
Moisture idx
-0,78
Mean runoff
20mm/an
Mean elev. (basins)
1 093m
Watersheds crossing here
- Basin #01090sub-area2 047,5 km²overlap1052.95 km²44%
- Basin #97820sub-area1 190,1 km²overlap623.47 km²26%
- Basin #01180sub-area308,5 km²overlap198.13 km²8%
- Basin #98860sub-area916,3 km²overlap166.88 km²7%
- Basin #00510sub-area241,1 km²overlap132.98 km²6%
- Basin #04940sub-area357,3 km²overlap106.75 km²4%
- Basin #00900sub-area1 566,6 km²overlap93.53 km²4%
- Basin #05010sub-area318,9 km²overlap22.47 km²1%
- Basin #97760sub-area234,6 km²overlap9.58 km²0%
2 more basinssorted by overlap
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
1,9%
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
Chott ech Chergui
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2001
8 471 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN