Municipality · BRA
São João do Piauí
Brazil
Species observed
383
Observations
906
Area
1 527,5km²
Ecological tissue
Sample of 29 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).
Indicateurs du tissu écologique
Tissu écologique de São João do Piauí : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 4 types (connectance 6.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
383 distinct species · 906 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,7°C
Annual rain
663mm
Warmest m°
35,0°C
Coldest m°
21,5°C
Elevation: 290 m on average (min 195 m, max 529 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
9,7g/kg
Clay
17,7%
Sand
67,0%
Silt
15,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 5 lakes · 16 rivers
Hydrology metrics for this exact territory
Stream length here
310,4km
Lake surface here
3,53km²
Basins crossed
14
Max stream order
6
Max drainage
28 686km²
Discharge in basins
25,5m³/s
Mean precip.
677mm/an
Mean T°
26,8°C
Moisture idx
-0,67
Mean runoff
20mm/an
Mean elev. (basins)
320m
Watersheds crossing here
- Bassin de Rio Piauísub-area617,5 km²overlap428.02 km²28%
- Bassin de Riacho de São Domingossub-area383,6 km²overlap333.07 km²22%
- Bassin de Riacho do Luís Caladosub-area529 km²overlap202.53 km²13%
- Bassin de Riacho Bom Jesussub-area649,2 km²overlap180.81 km²12%
- Bassin de Rio Piauísub-area248 km²overlap135.85 km²9%
- Bassin de Rio Piauísub-area310,9 km²overlap90.64 km²6%
- Bassin de Riacho Toca da Onçasub-area867,3 km²overlap71.32 km²5%
- Bassin de Riacho do Fidalgosub-area821,5 km²overlap45.34 km²3%
- Bassin de Rio Fidalgosub-area757,4 km²overlap35.04 km²2%
5 more basinssorted by overlap
- Bassin de Riacho Baixa da Limasub-area1 256,5 km²overlap3.41 km²0%
- Bassin de Riacho da Gameleirasub-area518,1 km²overlap0.51 km²0%
- Bassin de Rio Piauísub-area2 257,9 km²overlap0.44 km²0%
- Bassin de Riacho da Itacoatiarasub-area180,1 km²overlap0.36 km²0%
- Bassin de Rio Piauísub-area22,9 km²overlap0.08 km²0%
Lakes (5, top by area)
Rivers / streams (16, ord ≥ 4)
- Rio Piauíord 6len here120.84 km13%total897 km
- Riacho de São Domingosord 3len here41.41 km83%total50 km
- Riacho do Peixeord 3len here21.21 km93%total23 km
- Riachoord 2len here19.25 km39%total50 km
- Baixão da Boa Esperançaord 3len here14.58 km42%total35 km
- Riacho do Luís Caladoord 3len here14.09 km34%total41 km
- Riacho Vereda da Lagoaord 6len here14.00 km68%total21 km
- Baixão Soledadeord 1len here12.05 km100%total12 km
- Riacho Boa Vistaord 1len here11.02 km38%total29 km
- Rio do Anselmoord 2len here8.95 km91%total10 km
- Baixa do Caldeirãoord 1len here7.80 km68%total11 km
- Riacho Bom Jesusord 3len here7.65 km11%total67 km
4 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
Night light
0,2nW
Built-up
9,6%
Pesticides
45,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)