Ontologia

Pays · ERI

Eritrea

BWhArid, desert, hot(69 %)

Species observed

2 354

Observations

12 875

Area

120 457,4km²

Ecological tissue

Sample of 36 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 Eritrea : 32 espèces + 4 bulles famille, 34 interactions GloBI documentées sur 3 types (connectance 5.4%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
36
Interactions affichées
34
Connectance
0.054
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

2 354 distinct species · 12 875 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 875 obs · 63 cellules
Obs. / cellule
≥ 3 482
403–3 481
104–402
33–103
< 33

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

26,6°C

Annual rain

316mm

Warmest m°

36,7°C

Coldest m°

16,9°C

Elevation: 759 m on average (min -125 m, max 2 796 m)

Bioclimatic detailsExpert
Annual mean temp.
26,6°C
Annual rain
316mm
Warmest month
36,7°C
Coldest month
16,9°C
Mean alt.
759m
Min
-125m
Max
2 796m
Std. dev.
584m
Köppen-Geiger (dominant)
BWhArid, desert, hot(69 %)Arid

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

13,5g/kg

Clay

30,3%

Sand

38,7%

Silt

31,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
16,2g/kg
Clay
28,9%
Sand
39,6%
Silt
31,5%
5–15 cm
pH H₂O
7,6
Org. C
13,2g/kg
Clay
30,1%
Sand
38,8%
Silt
31,1%
15–30 cm
pH H₂O
7,7
Org. C
11,1g/kg
Clay
31,8%
Sand
37,7%
Silt
30,5%

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

Land cover

Forest2.1%
Crops6.8%
Built-up0.1%
Bare soil44.4%
Other (grassland, water…)46.6%

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

Hydrology180 basins · 18 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

5 420,7km

Lake surface here

68,57km²

Basins crossed

180

Max stream order

6

Max drainage

109 395km²

Discharge in basins

1 309,6m³/s

Mean precip.

347mm/an

Mean T°

26,3°C

Moisture idx

-0,82

Mean runoff

78mm/an

Mean elev. (basins)

753m

Watersheds crossing here

171 more basins

Lakes (18, top by area)

9 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

7,2%

Pesticides

0,1kg/km²

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

Protected areas1

Country WDPA breakdown
II12 959 km²(2)
VI11 276 km²(2)
IV5 843 km²(2)
V2 085 km²(4)
Not Reported972 km²(1)
IUCN II · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN