Niassa
IUCN VISpecial Reserve · 1954
38 189 km²
Commune · TZA
Ndongosi
Tanzania
AwTropical, savannah(83 %)
Species observed
57
Observations
170
Area
2 145,2km²
Ecological tissue
Sample of 2 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 Ndongosi : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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
57 distinct species · 170 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
22,0°C
Annual rain
1 086mm
Warmest m°
30,9°C
Coldest m°
12,6°C
Elevation: 777 m on average (min 549 m, max 1 400 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
22,0°C
Annual rain
1 086mm
Warmest month
30,9°C
Coldest month
12,6°C
Mean alt.
777m
Min
549m
Max
1 400m
Std. dev.
161m
Köppen-Geiger (dominant)
AwTropical, savannah(83 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,4
Org. C
12,0g/kg
Clay
27,0%
Sand
60,4%
Silt
12,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Songea Rural
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
16,2g/kg
Clay
25,7%
Sand
61,6%
Silt
12,7%
5–15 cm
pH H₂O
5,5
Org. C
12,5g/kg
Clay
26,2%
Sand
61,0%
Silt
12,8%
15–30 cm
pH H₂O
5,4
Org. C
7,4g/kg
Clay
29,0%
Sand
58,6%
Silt
12,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest47.2%
Crops6.1%
Built-up0.0%
Bare soil0.1%
Other (grassland, water…)46.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
44,2km
Basins crossed
10
Max stream order
6
Max drainage
17 464km²
Discharge in basins
136,6m³/s
Mean precip.
1 245mm/an
Mean T°
22,9°C
Moisture idx
-0,19
Mean runoff
394mm/an
Mean elev. (basins)
778m
Watersheds crossing here
- Bassin de Rovumasub-area2 313,6 km²overlap625.63 km²29%
- Basin #55230sub-area1 704,9 km²overlap572.47 km²27%
- Basin #60140sub-area961 km²overlap481.88 km²22%
- Bassin de Ruvumasub-area783,6 km²overlap214.81 km²10%
- Bassin de Rovumasub-area850,4 km²overlap89.60 km²4%
- Basin #58000sub-area203,9 km²overlap86.91 km²4%
- Basin #54900sub-area740,2 km²overlap37.21 km²2%
- Bassin de Rovumasub-area295,2 km²overlap18.94 km²1%
- Bassin de Ruvuma Riversub-area1 835,3 km²overlap15.77 km²1%
1 more basinssorted by overlap
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
4,2%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN VI · 2IUCN Not Reported · 2
Chipanje Chetu
IUCN VICommunity Conservation Area · 1998
6 653 km²
Magwamila O.A.
IUCN Not ReportedOpen area
1 347 km²
Matogoro East
IUCN Not ReportedForest Reserve · 1951
81 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN