Ontologia

Commune · DZA

El Amra

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

5

Observations

6

Area

180,6km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 El Amra : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

5 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 obs · 3 cellules
Obs. / cellule
≥ 2
2–1
2–1
2–1
< 2

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

Climate

Mean T°

16,7°C

Annual rain

596mm

Warmest m°

32,3°C

Coldest m°

4,3°C

Elevation: 547 m on average (min 183 m, max 923 m)

Bioclimatic detailsExpert
Annual mean temp.
16,7°C
Annual rain
596mm
Warmest month
32,3°C
Coldest month
4,3°C
Mean alt.
547m
Min
183m
Max
923m
Std. dev.
228m
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

6,9

Org. C

29,7g/kg

Clay

34,7%

Sand

28,7%

Silt

36,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
50,6g/kg
Clay
35,3%
Sand
28,2%
Silt
36,5%
5–15 cm
pH H₂O
7,0
Org. C
22,0g/kg
Clay
35,2%
Sand
28,1%
Silt
36,6%
15–30 cm
pH H₂O
6,9
Org. C
16,5g/kg
Clay
33,5%
Sand
29,9%
Silt
36,7%

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

Land cover

Forest17.4%
Crops17.1%
Built-up0.7%
Bare soil2.4%
Other (grassland, water…)62.4%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

19,4km

Basins crossed

3

Max stream order

6

Max drainage

27 365km²

Discharge in basins

18,0m³/s

Mean precip.

555mm/an

Mean T°

17,5°C

Moisture idx

-0,47

Max snow

1%

Mean runoff

111mm/an

Mean elev. (basins)

404m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

1,2nW

Built-up

68,0%

Pesticides

20,2kg/km²

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