Part · ARG
Tandil
Argentina
Species observed
1 076
Observations
16 030
Area
4 851km²
Ecological tissue
Sample of 33 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 Tandil : 25 espèces reliées par 44 interactions GloBI sur 5 types (connectance 8.3%, 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
1 076 distinct species · 16 030 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,8°C
Annual rain
929mm
Warmest m°
26,9°C
Coldest m°
3,7°C
Elevation: 195 m on average (min 107 m, max 411 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
6,9
Org. C
33,0g/kg
Clay
29,1%
Sand
37,7%
Silt
33,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
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)
Hydrology19 basins · 2 lakes · 25 rivers
Hydrology metrics for this exact territory
Stream length here
612,8km
Lake surface here
0,61km²
Basins crossed
19
Max stream order
4
Max drainage
6 749km²
Discharge in basins
52,5m³/s
Mean precip.
862mm/an
Mean T°
13,9°C
Moisture idx
-0,31
Mean runoff
282mm/an
Mean elev. (basins)
140m
Watersheds crossing here
- Bassin de Arroyo Chapaleofúsub-area2 497,3 km²overlap1582.28 km²33%
- Bassin de Arroyo Chicosub-area3 461,2 km²overlap611.46 km²13%
- Bassin de Arroyo Langueyúsub-area1 285,2 km²overlap534.54 km²11%
- Bassin de Arroyo Tandileofúsub-area963,8 km²overlap441.08 km²9%
- Bassin de Arroyo Quequén Chicosub-area1 473,9 km²overlap385.10 km²8%
- Bassin de Arroyo El Perdidosub-area1 313,1 km²overlap321.46 km²7%
- Bassin de Arroyo de los Huesossub-area872,8 km²overlap304.82 km²6%
- Bassin de Arroyo Chelforósub-area835,8 km²overlap233.08 km²5%
- Bassin de Arroyo de los Huesossub-area775,5 km²overlap115.29 km²2%
10 more basinssorted by overlap
- Bassin de Arroyo Las Piedritassub-area128,3 km²overlap107.38 km²2%
- Bassin de Arroyo Quequén Grandesub-area2 510,3 km²overlap54.88 km²1%
- Bassin de Arroyo San Nicolássub-area110,3 km²overlap46.97 km²1%
- Bassin de Arroyo El Gualichosub-area760,2 km²overlap36.86 km²1%
- Bassin de Arroyo de los Huesossub-area42,3 km²overlap18.42 km²0%
- Bassin de Arroyo Secosub-area853,4 km²overlap16.91 km²0%
- Bassin de Arroyo de los Huesossub-area252,5 km²overlap12.52 km²0%
- Bassin de Arroyo Langueyúsub-area368,4 km²overlap12.11 km²0%
- Bassin de Río Quequén Grandesub-area1 342,4 km²overlap9.45 km²0%
- Bassin de Arroyo San Luissub-area434,9 km²overlap6.48 km²0%
Lakes (2, top by area)
Rivers / streams (25, ord ≥ 4)
- Arroyo Chapaleofú Chicoord 3len here83.29 km99%total85 km
- Arroyo Langueyúord 4len here65.57 km33%total196 km
- Arroyo Chapaleofúord 4len here53.75 km50%total108 km
- Arroyo Viejo Maloord 3len here48.92 km100%total49 km
- Arroyo Chapaleofú Grandeord 4len here43.21 km100%total43 km
- Arroyo Tandileofúord 3len here37.51 km54%total70 km
- Arroyo de los Huesosord 3len here30.11 km8%total400 km
- Las Chilcasord 2len here26.76 km100%total27 km
- Arroyo Laura Leofúord 2len here24.36 km95%total26 km
- Arroyo Quequén Chicoord 4len here23.67 km17%total137 km
- Arroyo La Pastoraord 2len here21.76 km100%total22 km
- Arroyo Napaleofúord 3len here21.20 km33%total65 km
13 more river segmentssorted by Strahler order + length
- Arroyo Las Piedritasord 2len here19.34 km83%total23 km
- Arroyo San Nicolásord 2len here16.57 km58%total29 km
- Arroyo El Puenteord 3len here14.14 km96%total15 km
- Arroyo Los Gansosord 1len here13.37 km100%total13 km
- Conchitaord 3len here12.58 km100%total13 km
- Arroyo El Rabónord 3len here11.13 km39%total29 km
- Arroyo de las Ovejasord 1len here9.89 km100%total10 km
- Arroyo del Medioord 1len here9.15 km100%total9 km
- Arroyo de los Manantialesord 2len here7.06 km29%total24 km
- Arroyo Blancoord 1len here5.86 km100%total6 km
- Arroyo de la Mercedord 1len here5.76 km100%total6 km
- Arroyo de la Cascadaord 1len here5.37 km100%total5 km
- Arroyo El Perdidoord 3len here2.43 km2%total106 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,6nW
Built-up
21,6%
Pesticides
62,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)