Poroto Ridge
IUCN Not ReportedForest Reserve · 1937
112 km²
Commune · TZA
Swaya
Tanzania
CwbTemperate, dry winter, warm summer(100 %)
Species observed
215
Observations
463
Area
104km²
Ecological tissue
Sample of 33 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 Swaya : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 3 types (connectance 4.5%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
24
Connectance
0.045
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
215 distinct species · 463 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,7°C
Annual rain
1 520mm
Warmest m°
24,2°C
Coldest m°
9,1°C
Elevation: 1 903 m on average (min 1 527 m, max 2 440 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,7°C
Annual rain
1 520mm
Warmest month
24,2°C
Coldest month
9,1°C
Mean alt.
1 903m
Min
1 527m
Max
2 440m
Std. dev.
179m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,5
Org. C
26,8g/kg
Clay
33,1%
Sand
44,6%
Silt
22,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Rungwe
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
33,4g/kg
Clay
33,2%
Sand
45,0%
Silt
21,8%
5–15 cm
pH H₂O
5,5
Org. C
28,4g/kg
Clay
32,1%
Sand
45,5%
Silt
22,4%
15–30 cm
pH H₂O
5,5
Org. C
18,6g/kg
Clay
34,1%
Sand
43,4%
Silt
22,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest52.2%
Crops19.7%
Built-up0.7%
Bare soil0.1%
Other (grassland, water…)27.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 0 rivers
Hydrology metrics for this exact territory
Lake surface here
2,84km²
Basins crossed
2
Max drainage
2 687km²
Discharge in basins
1,3m³/s
Mean precip.
1 565mm/an
Mean T°
17,8°C
Moisture idx
0,07
Mean runoff
407mm/an
Mean elev. (basins)
1 765m
Watersheds crossing here
Lakes (1, top by area)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
71,3%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN