Ontologia

Municipality · BRA

Varre-Sai

Brazil

CwaTemperate, dry winter, hot summer(65 %)

Species observed

253

Observations

2 201

Area

201,9km²

Ecological tissue

Sample of 25 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 Varre-Sai : 21 espèces reliées par 22 interactions GloBI sur 4 types (connectance 7.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
22
Connectance
0.073
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

253 distinct species · 2 201 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 201 obs · 4 cellules
Obs. / cellule
≥ 1 386
1 386–1 385
385–1 385
385–384
< 385

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

20,8°C

Annual rain

1 587mm

Warmest m°

27,9°C

Coldest m°

13,2°C

Elevation: 689 m on average (min 371 m, max 826 m)

Bioclimatic detailsExpert
Annual mean temp.
20,8°C
Annual rain
1 587mm
Warmest month
27,9°C
Coldest month
13,2°C
Mean alt.
689m
Min
371m
Max
826m
Std. dev.
63m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(65 %)Temperate

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

22,6g/kg

Clay

37,3%

Sand

45,1%

Silt

17,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: paGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
31,5g/kg
Clay
34,1%
Sand
47,7%
Silt
18,1%
5–15 cm
pH H₂O
5,3
Org. C
21,9g/kg
Clay
35,1%
Sand
46,9%
Silt
18,1%
15–30 cm
pH H₂O
5,3
Org. C
14,5g/kg
Clay
42,8%
Sand
40,8%
Silt
16,4%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest35.7%
Crops15.1%
Built-up0.4%
Bare soil0.7%
Other (grassland, water…)48.1%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology3 basins · 0 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

34,1km

Basins crossed

3

Max stream order

4

Max drainage

3 189km²

Discharge in basins

6,8m³/s

Mean precip.

1 234mm/an

Mean T°

21,0°C

Moisture idx

-0,21

Mean runoff

370mm/an

Mean elev. (basins)

520m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

37,6%

Pesticides

46,4kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas17

IUCN IV · 14IUCN III · 3
Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN