Ontologia

Commune · DZA

Hassi Dahou

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

29

Observations

41

Area

77,3km²

Ecological tissue

Sample of 1 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 Hassi Dahou : 0 espèces reliées par 0 interaction GloBI sur 0 type (connectance 0.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
1
Interactions affichées
0
Connectance
0.0000
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

29 distinct species · 41 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

41 obs · 1 cellules
Obs. / cellule
≥ 41
41–40
41–40
41–40
< 41

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

Climate

Mean T°

17,2°C

Annual rain

330mm

Warmest m°

33,9°C

Coldest m°

4,1°C

Elevation: 617 m on average (min 509 m, max 745 m)

Bioclimatic detailsExpert
Annual mean temp.
17,2°C
Annual rain
330mm
Warmest month
33,9°C
Coldest month
4,1°C
Mean alt.
617m
Min
509m
Max
745m
Std. dev.
60m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,6

Org. C

14,4g/kg

Clay

28,1%

Sand

36,6%

Silt

35,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
20,5g/kg
Clay
27,1%
Sand
36,7%
Silt
36,2%
5–15 cm
pH H₂O
7,6
Org. C
12,2g/kg
Clay
27,5%
Sand
36,8%
Silt
35,7%
15–30 cm
pH H₂O
7,7
Org. C
10,4g/kg
Clay
29,7%
Sand
36,2%
Silt
34,2%

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

Land cover

Forest11.6%
Crops37.0%
Built-up0.3%
Bare soil2.9%
Other (grassland, water…)48.2%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

1 464km²

Discharge in basins

0,0m³/s

Mean precip.

427mm/an

Mean T°

15,6°C

Moisture idx

-0,62

Mean runoff

14mm/an

Mean elev. (basins)

596m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

1,7nW

Built-up

29,5%

Pesticides

17,1kg/km²

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