Commune · DZA
Hassi Fehal
Algeria
Species observed
48
Observations
89
Area
6 841,3km²
Ecological tissue
Sample of 23 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).
Indicateurs du tissu écologique
Tissu écologique de Hassi Fehal : 22 espèces reliées par 22 interactions GloBI sur 1 type (connectance 8.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
48 distinct species · 89 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
21,9°C
Annual rain
57mm
Warmest m°
39,8°C
Coldest m°
3,9°C
Elevation: 440 m on average (min 246 m, max 656 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,2
Org. C
4,9g/kg
Clay
26,4%
Sand
44,8%
Silt
28,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology20 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
131,9km
Basins crossed
20
Max stream order
4
Max drainage
7 539km²
Discharge in basins
10,0m³/s
Mean precip.
45mm/an
Mean T°
21,9°C
Moisture idx
-0,98
Mean runoff
13mm/an
Mean elev. (basins)
437m
Watersheds crossing here
- Bassin de Oued el Fahlsub-area4 182 km²overlap3682.11 km²54%
- Basin #24210sub-area1 790,8 km²overlap1110.62 km²16%
- Basin #61760sub-area980,8 km²overlap688.13 km²10%
- Basin #50610sub-area1 035,4 km²overlap373.42 km²5%
- Bassin de Oued Touielsub-area1 316 km²overlap312.42 km²5%
- Basin #37700sub-area1 402,2 km²overlap193.64 km²3%
- Basin #36300sub-area544,2 km²overlap130.62 km²2%
- Basin #42080sub-area254,7 km²overlap98.31 km²1%
- Basin #23540sub-area505 km²overlap57.85 km²1%
11 more basinssorted by overlap
- Basin #24320sub-area427 km²overlap45.50 km²1%
- Bassin de Oued Touielsub-area478,5 km²overlap33.44 km²0%
- Basin #51050sub-area976,3 km²overlap28.68 km²0%
- Basin #24120sub-area35,3 km²overlap28.15 km²0%
- Basin #23820sub-area19,4 km²overlap19.37 km²0%
- Basin #33520sub-area1 828,3 km²overlap12.80 km²0%
- Bassin de Oued Touielsub-area1 398 km²overlap8.71 km²0%
- Basin #23760sub-area131,4 km²overlap6.43 km²0%
- Basin #44600sub-area9,5 km²overlap5.86 km²0%
- Basin #23500sub-area231,7 km²overlap4.14 km²0%
- Basin #24220sub-area1,3 km²overlap1.31 km²0%
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,5%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)