Sherbro River Estuary
IUCN Not ReportedMarine Protected Area · 2012
1 747 km²
District · SLE
Bonthe
Sierra Leone
AmTropical, monsoon(100 %)
Species observed
199
Observations
326
Area
3 695,1km²
Ecological tissue
Sample of 41 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 Bonthe : 39 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 4.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
41
Interactions affichées
35
Connectance
0.043
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
199 distinct species · 326 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,9°C
Annual rain
3 314mm
Warmest m°
30,4°C
Coldest m°
23,1°C
Elevation: 10 m on average (min -152 m, max 161 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,9°C
Annual rain
3 314mm
Warmest month
30,4°C
Coldest month
23,1°C
Mean alt.
10m
Min
-152m
Max
161m
Std. dev.
16m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,3
Org. C
38,6g/kg
Clay
30,0%
Sand
41,1%
Silt
28,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: wbGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
47,3g/kg
Clay
29,1%
Sand
42,1%
Silt
28,9%
5–15 cm
pH H₂O
5,3
Org. C
36,1g/kg
Clay
30,0%
Sand
41,1%
Silt
28,8%
15–30 cm
pH H₂O
5,3
Org. C
32,3g/kg
Clay
31,0%
Sand
40,2%
Silt
28,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest36.2%
Crops9.1%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)54.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 33 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
282,5km
Lake surface here
31,61km²
Basins crossed
11
Max stream order
6
Max drainage
18 539km²
Discharge in basins
2 031,4m³/s
Mean precip.
3 419mm/an
Mean T°
26,7°C
Moisture idx
0,56
Mean runoff
1 963mm/an
Mean elev. (basins)
18m
Watersheds crossing here
- Bassin de Jongsub-area1 535,6 km²overlap1336.10 km²36%
- Bassin de Sewasub-area1 079,1 km²overlap626.47 km²17%
- Basin #19880sub-area348,6 km²overlap347.07 km²9%
- Bassin de Waanjesub-area534,4 km²overlap317.67 km²9%
- Bassin de Sewasub-area273,8 km²overlap272.62 km²7%
- Basin #25060sub-area229,5 km²overlap222.13 km²6%
- Bassin de Jongsub-area2 115,5 km²overlap193.51 km²5%
- Bassin de Malensub-area674,2 km²overlap171.39 km²5%
- Bassin de Waanjesub-area310,3 km²overlap125.23 km²3%
2 more basinssorted by overlap
Lakes (33, top by area)
- Lake #15868area10,4 km²avg depth6.3 m
- Lake Baiamaarea5,3 km²avg depth2.1 m
- Lake Popeiarea4,6 km²avg depth3.5 m
- Lake #80135area3,8 km²avg depth7.0 m
- Lake #80154area2,5 km²avg depth2.7 m
- Lake #80134area2,3 km²avg depth4.1 m
- Lake #80185area2,3 km²avg depth1.0 m
- Lake Gambiaarea1,5 km²avg depth2.6 m
- Lake Kamasonarea1,5 km²avg depth1.5 m
24 more lakes
- Lac 1404929area1 km²avg depth3.0 m
- Lac 1404864area0,9 km²avg depth3.0 m
- Lac 1404644area0,8 km²avg depth3.3 m
- Lac 1404947area0,8 km²avg depth2.5 m
- Lac 1404994area0,8 km²avg depth3.3 m
- Lac 1404818area0,6 km²avg depth2.1 m
- Lac 1404854area0,5 km²avg depth3.2 m
- Lac 1404840area0,5 km²avg depth3.1 m
- Lac 1404849area0,5 km²avg depth2.3 m
- Lac 1404822area0,5 km²avg depth1.9 m
- Lac 1404569area0,4 km²avg depth2.9 m
- Lac 1404789area0,3 km²avg depth2.7 m
- Lac 1404650area0,3 km²avg depth2.4 m
- Lac 1404802area0,3 km²avg depth1.4 m
- Lac 1404895area0,2 km²avg depth2.4 m
- Lac 1404796area0,2 km²avg depth1.6 m
- Lac 1404631area0,2 km²avg depth3.2 m
- Lac 1404882area0,2 km²avg depth2.5 m
- Lac 1404835area0,2 km²avg depth1.0 m
- Lac 1404574area0,2 km²avg depth2.3 m
- Lac 1404909area0,2 km²avg depth1.2 m
- Lac 1404801area0,1 km²avg depth1.2 m
- Lac 1404782area0,1 km²avg depth2.5 m
- Lac 1404559area0,1 km²avg depth2.4 m
Rivers / streams (6, 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
17,5%
Pesticides
12,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2🌊 Marine · 1
SOCFIN Oilpalm Plantation Forest
IUCN Not ReportedForest Reserve
221 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN