Har Ha-Negev
IUCN Not AssignedNature Reserve · 1989
1 014 km²
Subdivision · EGY
Shurtah al-Qasimah
Egypt
BWhArid, desert, hot(99 %)
Species observed
409
Observations
1 873
Area
3 187,5km²
Ecological tissue
Sample of 39 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 Shurtah al-Qasimah : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
47
Connectance
0.063
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
409 distinct species · 1 873 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,8°C
Annual rain
58mm
Warmest m°
32,8°C
Coldest m°
5,0°C
Elevation: 387 m on average (min 183 m, max 934 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,8°C
Annual rain
58mm
Warmest month
32,8°C
Coldest month
5,0°C
Mean alt.
387m
Min
183m
Max
934m
Std. dev.
132m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)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
4,3g/kg
Clay
32,4%
Sand
32,7%
Silt
34,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,0
Org. C
4,9g/kg
Clay
31,5%
Sand
33,3%
Silt
35,2%
5–15 cm
pH H₂O
8,0
Org. C
4,6g/kg
Clay
32,9%
Sand
32,7%
Silt
34,4%
15–30 cm
pH H₂O
8,0
Org. C
3,3g/kg
Clay
32,8%
Sand
32,2%
Silt
34,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.1%
Crops0.4%
Built-up0.0%
Bare soil98.0%
Other (grassland, water…)1.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology18 basins · 0 lakes · 27 rivers
Hydrology metrics for this exact territory
Stream length here
441,1km
Basins crossed
18
Max stream order
6
Max drainage
18 102km²
Discharge in basins
2,0m³/s
Mean precip.
85mm/an
Mean T°
19,2°C
Moisture idx
-0,94
Mean runoff
32mm/an
Mean elev. (basins)
405m
Watersheds crossing here
- Bassin de وادي أبو عليوتةsub-area1 026,9 km²overlap880.27 km²28%
- Bassin de Wadi al Gaifisub-area866,7 km²overlap800.47 km²25%
- Bassin de وادي الهمرsub-area386,4 km²overlap351.35 km²11%
- Bassin de Wadi Lotzsub-area305,2 km²overlap236.36 km²7%
- Bassin de وادي أبو مزريقاتsub-area349 km²overlap233.16 km²7%
- Basin #26620sub-area144,3 km²overlap144.14 km²5%
- Bassin de נחל פארןsub-area538,5 km²overlap117.12 km²4%
- Bassin de وادي النعامةsub-area205,1 km²overlap113.92 km²4%
- Bassin de وادي أبو مزريقاتsub-area102,4 km²overlap102.25 km²3%
9 more basinssorted by overlap
- Bassin de وادي أبو مزريقاتsub-area202 km²overlap73.38 km²2%
- Bassin de נחל ניצנהsub-area1 648,7 km²overlap55.21 km²2%
- Bassin de وادي جريةsub-area190,3 km²overlap33.89 km²1%
- Bassin de وادي أبو جويعsub-area351,9 km²overlap28.31 km²1%
- Bassin de وادي العريشsub-area398 km²overlap13.85 km²0%
- Bassin de وادي أبو مطاميرsub-area22,6 km²overlap2.46 km²0%
- Bassin de وادي الشميةsub-area563,9 km²overlap2.07 km²0%
- Bassin de Wadi al Hasanasub-area308,7 km²overlap0.07 km²0%
- Bassin de وادي أم سيدsub-area845,8 km²overlap0.02 km²0%
Rivers / streams (27, ord ≥ 4)
- Wadi Lotzord 6len here66.58 km90%total74 km
- وادي أبو مزريقاتord 6len here56.30 km50%total112 km
- وادي أبو عليوتةord 3len here49.44 km100%total49 km
- Wadi al Gaifiord 3len here42.81 km100%total43 km
- وادي الهمرord 3len here42.68 km97%total44 km
- נחל בתורord 1len here32.41 km93%total35 km
- وادي أبو مطاميرord 5len here28.76 km71%total40 km
- وادي المالحord 4len here21.67 km80%total27 km
- وادي العيوقord 1len here15.71 km100%total16 km
- وادي القديراتord 2len here13.52 km99%total14 km
- وادي الريسكةord 2len here11.26 km100%total11 km
- Wadi el-Hashimord 2len here10.28 km100%total10 km
15 more river segmentssorted by Strahler order + length
- وادي أم صيادord 2len here7.68 km100%total8 km
- נחל פארןord 4len here6.98 km8%total92 km
- وادي عين عتابord 1len here6.98 km100%total7 km
- وادي الأحيجبةord 1len here6.78 km100%total7 km
- ואדי ח'דח'ידord 1len here5.76 km91%total6 km
- وادي الجائفةord 6len here4.97 km36%total14 km
- وادي مدسوسord 1len here3.05 km100%total3 km
- وادي الصبحةord 2len here2.94 km100%total3 km
- Wadi Abu Retematord 1len here1.61 km100%total2 km
- وادي متمتنيord 2len here1.34 km9%total15 km
- Wadi al Qariyaord 5len here0.55 km1%total56 km
- وادي أبو طميرord 2len here0.54 km2%total24 km
- نجع وادي العمرord 2len here0.28 km1%total37 km
- נחל בארותייםord 2len here0.23 km3%total9 km
- وادي أبو جويعord 3len here0.04 km0%total38 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
1,2%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Assigned · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN