Ontologia

Subdivision · EGY

Marsa 'Alam

Egypt

BWhArid, desert, hot(100 %)

Species observed

1 072

Observations

16 759

Area

24 308,7km²

Ecological tissue

Sample of 27 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 Marsa 'Alam : 24 espèces reliées par 29 interactions GloBI sur 2 types (connectance 7.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
29
Connectance
0.077
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

1 072 distinct species · 16 759 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 759 obs · 408 cellules
Obs. / cellule
≥ 1 197
18–1 196
4–17
2–3
< 2

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

Climate

Mean T°

25,3°C

Annual rain

8mm

Warmest m°

38,6°C

Coldest m°

9,1°C

Elevation: 398 m on average (min -344 m, max 1 492 m)

Bioclimatic detailsExpert
Annual mean temp.
25,3°C
Annual rain
8mm
Warmest month
38,6°C
Coldest month
9,1°C
Mean alt.
398m
Min
-344m
Max
1 492m
Std. dev.
177m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

5,0g/kg

Clay

19,7%

Sand

50,0%

Silt

30,3%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
6,0g/kg
Clay
19,5%
Sand
50,1%
Silt
30,4%
5–15 cm
pH H₂O
8,0
Org. C
4,6g/kg
Clay
19,2%
Sand
50,2%
Silt
30,5%
15–30 cm
pH H₂O
8,0
Org. C
4,4g/kg
Clay
20,2%
Sand
49,7%
Silt
30,0%

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

Land cover

Forest0.1%
Crops0.0%
Built-up0.0%
Bare soil98.8%
Other (grassland, water…)1.1%

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

Hydrology50 basins · 0 lakes · 31 rivers

Hydrology metrics for this exact territory

Stream length here

820,8km

Basins crossed

50

Max stream order

4

Max drainage

20 041km²

Discharge in basins

0,0m³/s

Mean precip.

7mm/an

Mean T°

23,7°C

Moisture idx

-1,00

Mean runoff

0mm/an

Mean elev. (basins)

396m

Watersheds crossing here

41 more basins

Rivers / streams (31, ord ≥ 4)

19 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

1,2%

Pesticides

0,0kg/km²

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

Protected areas3

IUCN Not Reported · 2IUCN II · 1🌊 Marine · 3

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