Ontologia

County · USA

Pettis

United States

DfaCold, no dry season, hot summer(100 %)

Species observed

1 342

Observations

29 614

Area

1 769,8km²

Ecological tissue

Sample of 36 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 Pettis : 27 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 102 interactions GloBI sur 5 types (connectance 16.2%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
102
Connectance
0.162
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

1 342 distinct species · 29 614 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

29 614 obs · 49 cellules
Obs. / cellule
≥ 8 584
1 547–8 583
253–1 546
101–252
< 101

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

Climate

Mean T°

13,1°C

Annual rain

1 145mm

Warmest m°

31,3°C

Coldest m°

-4,3°C

Elevation: 253 m on average (min 190 m, max 308 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
1 145mm
Warmest month
31,3°C
Coldest month
-4,3°C
Mean alt.
253m
Min
190m
Max
308m
Std. dev.
21m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold

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

Soil & lithology

pH H₂O

6,2

Org. C

19,9g/kg

Clay

28,0%

Sand

7,7%

Silt

64,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
31,7g/kg
Clay
25,5%
Sand
8,6%
Silt
66,0%
5–15 cm
pH H₂O
6,3
Org. C
17,2g/kg
Clay
27,3%
Sand
7,6%
Silt
65,1%
15–30 cm
pH H₂O
6,1
Org. C
10,7g/kg
Clay
31,3%
Sand
7,0%
Silt
61,7%

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

Land cover

Forest23.8%
Crops44.7%
Built-up0.6%
Bare soil0.2%
Other (grassland, water…)30.8%

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

Hydrology5 basins · 4 lakes · 20 rivers

Hydrology metrics for this exact territory

Stream length here

262,6km

Lake surface here

0,76km²

Basins crossed

5

Max stream order

4

Max drainage

31 562km²

Discharge in basins

25,7m³/s

Mean precip.

1 019mm/an

Mean T°

12,2°C

Moisture idx

-0,11

Max snow

4%

Mean runoff

301mm/an

Mean elev. (basins)

258m

Watersheds crossing here

Lakes (4, top by area)

Rivers / streams (20, ord ≥ 4)

8 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

54,7%

Pesticides

9,2kg/km²

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

Protected areas26

IUCN V · 21IUCN Not Assigned · 2IUCN III · 2IUCN IV · 1
Complete list

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