Djurdjura
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1997
380 km²
Commune · DZA
Boghni
Algeria
CsaTemperate, dry summer, hot summer(97 %)
Species observed
87
Observations
158
Area
51,3km²
Ecological tissue
Sample of 35 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 Boghni : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 4 types (connectance 7.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
44
Connectance
0.074
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
87 distinct species · 158 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,2°C
Annual rain
861mm
Warmest m°
32,3°C
Coldest m°
1,2°C
Elevation: 721 m on average (min 246 m, max 1 855 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,2°C
Annual rain
861mm
Warmest month
32,3°C
Coldest month
1,2°C
Mean alt.
721m
Min
246m
Max
1 855m
Std. dev.
404m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(97 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
30,3g/kg
Clay
36,6%
Sand
31,5%
Silt
31,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,6
Org. C
47,8g/kg
Clay
37,3%
Sand
31,1%
Silt
31,6%
5–15 cm
pH H₂O
6,6
Org. C
24,9g/kg
Clay
36,8%
Sand
31,2%
Silt
31,9%
15–30 cm
pH H₂O
6,6
Org. C
18,3g/kg
Clay
35,7%
Sand
32,3%
Silt
32,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest20.8%
Crops12.2%
Built-up2.8%
Bare soil3.0%
Other (grassland, water…)61.2%
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
2 505km²
Discharge in basins
0,6m³/s
Mean precip.
911mm/an
Mean T°
16,4°C
Moisture idx
-0,19
Max snow
3%
Mean runoff
257mm/an
Mean elev. (basins)
523m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
2,9nW
Built-up
283,1%
Pesticides
17,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Applicable · 1IUCN II · 1
Djurdjura
IUCN IINational Park · 1983
202 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN