Ontologia

Municipality · BRA

Witmarsum

Brazil

CfaTemperate, no dry season, hot summer(95 %)

Species observed

196

Observations

460

Area

153,8km²

Ecological tissue

Sample of 37 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 Witmarsum : 27 espèces reliées par 55 interactions GloBI sur 4 types (connectance 8.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
55
Connectance
0.083
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

196 distinct species · 460 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

460 obs · 4 cellules
Obs. / cellule
≥ 286
286–285
165–285
165–164
< 165

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

Climate

Mean T°

18,3°C

Annual rain

1 666mm

Warmest m°

27,1°C

Coldest m°

9,2°C

Elevation: 531 m on average (min 415 m, max 725 m)

Bioclimatic detailsExpert
Annual mean temp.
18,3°C
Annual rain
1 666mm
Warmest month
27,1°C
Coldest month
9,2°C
Mean alt.
531m
Min
415m
Max
725m
Std. dev.
67m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(95 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,1

Org. C

56,7g/kg

Clay

48,3%

Sand

21,5%

Silt

30,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
79,0g/kg
Clay
48,3%
Sand
21,5%
Silt
30,2%
5–15 cm
pH H₂O
5,1
Org. C
45,6g/kg
Clay
48,4%
Sand
21,6%
Silt
30,0%
15–30 cm
pH H₂O
5,1
Org. C
45,6g/kg
Clay
48,0%
Sand
21,4%
Silt
30,6%

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

Land cover

Forest58.0%
Crops8.7%
Built-up0.7%
Bare soil0.4%
Other (grassland, water…)32.2%

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

Hydrology4 basins · 0 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

54,8km

Basins crossed

4

Max stream order

2

Max drainage

2 606km²

Discharge in basins

4,5m³/s

Mean precip.

1 510mm/an

Mean T°

18,2°C

Moisture idx

0,11

Mean runoff

890mm/an

Mean elev. (basins)

518m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

70,5%

Pesticides

33,8kg/km²

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