Yamdugu
IUCN Not ReportedForest Reserve
197 km²
Local Authority · NGA
Karasuwa
Nigeria
BShArid, steppe, hot(57 %)
Species observed
254
Observations
1 645
Area
1 157km²
Ecological tissue
Sample of 34 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 Karasuwa : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 3 types (connectance 6.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
38
Connectance
0.068
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
254 distinct species · 1 645 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,2°C
Annual rain
384mm
Warmest m°
40,3°C
Coldest m°
14,2°C
Elevation: 340 m on average (min 334 m, max 346 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
28,2°C
Annual rain
384mm
Warmest month
40,3°C
Coldest month
14,2°C
Mean alt.
340m
Min
334m
Max
346m
Std. dev.
2m
Köppen-Geiger (dominant)
BShArid, steppe, hot(57 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,1
Org. C
4,9g/kg
Clay
26,9%
Sand
53,4%
Silt
19,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,1
Org. C
5,6g/kg
Clay
25,1%
Sand
54,7%
Silt
20,2%
5–15 cm
pH H₂O
7,1
Org. C
4,7g/kg
Clay
26,5%
Sand
53,8%
Silt
19,7%
15–30 cm
pH H₂O
7,1
Org. C
4,4g/kg
Clay
29,0%
Sand
51,6%
Silt
19,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest4.4%
Crops34.8%
Built-up0.5%
Bare soil1.8%
Other (grassland, water…)58.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology15 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
15
Max drainage
50 225km²
Discharge in basins
66,3m³/s
Mean precip.
411mm/an
Mean T°
26,9°C
Moisture idx
-0,80
Mean runoff
13mm/an
Mean elev. (basins)
343m
Watersheds crossing here
- Basin #99100sub-area329,1 km²overlap210.53 km²18%
- Basin #04240sub-area278,9 km²overlap194.64 km²17%
- Basin #00110sub-area205,8 km²overlap188.94 km²16%
- Basin #99480sub-area1 340,4 km²overlap174.61 km²15%
- Basin #00120sub-area123 km²overlap122.56 km²11%
- Basin #06020sub-area407,9 km²overlap104.46 km²9%
- Basin #98090sub-area257,6 km²overlap76.70 km²7%
- Basin #99690sub-area43,8 km²overlap43.64 km²4%
- Basin #98910sub-area521,1 km²overlap16.59 km²1%
6 more basinssorted by overlap
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
53,1%
Pesticides
21,2kg/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