Trois Rivières
IUCN Not ReportedClassified Forest · 1949
2 700 km²
Commune · BEN
Dunkassa
Benin
AwTropical, savannah(100 %)
Species observed
373
Observations
1 614
Area
492,4km²
Ecological tissue
Sample of 30 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 Dunkassa : 28 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 2 types (connectance 6.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
30
Interactions affichées
27
Connectance
0.062
Patrimoniales
4
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
373 distinct species · 1 614 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,7°C
Annual rain
1 042mm
Warmest m°
38,1°C
Coldest m°
19,0°C
Elevation: 300 m on average (min 262 m, max 361 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,7°C
Annual rain
1 042mm
Warmest month
38,1°C
Coldest month
19,0°C
Mean alt.
300m
Min
262m
Max
361m
Std. dev.
18m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,2
Org. C
9,9g/kg
Clay
19,9%
Sand
55,7%
Silt
24,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Kalalé
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
13,3g/kg
Clay
18,1%
Sand
57,2%
Silt
24,7%
5–15 cm
pH H₂O
6,3
Org. C
10,4g/kg
Clay
18,7%
Sand
56,6%
Silt
24,7%
15–30 cm
pH H₂O
6,2
Org. C
6,1g/kg
Clay
22,9%
Sand
53,3%
Silt
23,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest16.1%
Crops28.9%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)54.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
105,1km
Basins crossed
5
Max stream order
4
Max drainage
2 705km²
Discharge in basins
4,7m³/s
Mean precip.
1 114mm/an
Mean T°
26,7°C
Moisture idx
-0,42
Mean runoff
170mm/an
Mean elev. (basins)
330m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
36,0%
Pesticides
14,5kg/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