Iles Tristao
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1992
815 km²
Commune · GIN
Sansalé
Guinea
AwTropical, savannah(70 %)
Species observed
55
Observations
114
Area
1 464,4km²
Ecological tissue
Sample of 11 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 Sansalé : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 2 types (connectance 14.5%, filtre Serrano α=0.2).
Espèces affichées
11
Interactions affichées
8
Connectance
0.145
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
55 distinct species · 114 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,2°C
Annual rain
1 937mm
Warmest m°
36,7°C
Coldest m°
19,8°C
Elevation: 40 m on average (min -4 m, max 189 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,2°C
Annual rain
1 937mm
Warmest month
36,7°C
Coldest month
19,8°C
Mean alt.
40m
Min
-4m
Max
189m
Std. dev.
26m
Köppen-Geiger (dominant)
AwTropical, savannah(70 %)Tropical
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
22,1g/kg
Clay
24,4%
Sand
53,8%
Silt
21,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Boké
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
30,7g/kg
Clay
23,8%
Sand
54,2%
Silt
22,1%
5–15 cm
pH H₂O
5,5
Org. C
20,9g/kg
Clay
24,0%
Sand
54,2%
Silt
21,7%
15–30 cm
pH H₂O
5,5
Org. C
14,7g/kg
Clay
25,3%
Sand
53,0%
Silt
21,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest40.0%
Crops1.4%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)58.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 0 lakes · 17 rivers
Hydrology metrics for this exact territory
Stream length here
243,0km
Basins crossed
8
Max stream order
6
Max drainage
21 841km²
Discharge in basins
214,8m³/s
Mean precip.
2 288mm/an
Mean T°
27,0°C
Moisture idx
0,18
Mean runoff
1 145mm/an
Mean elev. (basins)
52m
Watersheds crossing here
- Bassin de Kogonsub-area1 924,6 km²overlap814.02 km²56%
- Bassin de Djargasub-area1 774,9 km²overlap294.35 km²20%
- Bassin de Kogonsub-area576,5 km²overlap238.76 km²16%
- Bassin de Mael Banesub-area375,8 km²overlap35.59 km²2%
- Bassin de Rio Combidjamsub-area1 528,5 km²overlap32.31 km²2%
- Bassin de Kogonsub-area1 777,6 km²overlap31.21 km²2%
- Bassin de Rio Cocolisub-area1 396,2 km²overlap17.49 km²1%
- Basin #25900sub-area974,1 km²overlap0.35 km²0%
Rivers / streams (17, ord ≥ 4)
- Kogonord 6len here140.61 km22%total630 km
- Baguideraord 3len here19.23 km100%total19 km
- Djargaord 3len here16.17 km100%total16 km
- Damangouord 1len here13.80 km100%total14 km
- Mondialliord 2len here9.68 km61%total16 km
- Mayel Baniord 3len here8.06 km85%total9 km
- Soudouotrouord 1len here5.56 km72%total8 km
- Naluelord 3len here5.20 km100%total5 km
- Tiankounboyeord 2len here4.78 km100%total5 km
- Kerolord 2len here3.88 km67%total6 km
- Nettereord 2len here3.64 km100%total4 km
- Alleouriord 2len here3.50 km100%total4 km
5 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
5,1%
Pesticides
1,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2🌊 Marine · 1
Cuntabane
IUCN Not ReportedFaunal Migratory Corridor
653 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN