Ontologia

County · USA

Tolland

United States

DfaCold, no dry season, hot summer(97 %)

Species observed

7 177

Observations

756 203

Area

1 079,4km²

Ecological tissue

Sample of 43 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 Tolland : 31 espèces reliées par 90 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
90
Connectance
0.100
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

7 177 distinct species · 756 203 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

756 203 obs · 30 cellules
Obs. / cellule
≥ 132 954
65 279–132 953
29 753–65 278
12 543–29 752
< 12 543

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

Climate

Mean T°

10,0°C

Annual rain

1 323mm

Warmest m°

27,6°C

Coldest m°

-7,3°C

Elevation: 179 m on average (min 58 m, max 340 m)

Bioclimatic detailsExpert
Annual mean temp.
10,0°C
Annual rain
1 323mm
Warmest month
27,6°C
Coldest month
-7,3°C
Mean alt.
179m
Min
58m
Max
340m
Std. dev.
60m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(97 %)Cold

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

Soil & lithology

pH H₂O

4,9

Org. C

105,8g/kg

Clay

9,4%

Sand

54,8%

Silt

35,8%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
237,0g/kg
Clay
9,2%
Sand
54,8%
Silt
35,9%
5–15 cm
pH H₂O
4,9
Org. C
59,4g/kg
Clay
9,7%
Sand
54,5%
Silt
35,8%
15–30 cm
pH H₂O
5,0
Org. C
21,1g/kg
Clay
9,3%
Sand
55,0%
Silt
35,8%

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

Land cover

Forest75.2%
Crops2.9%
Built-up1.2%
Bare soil0.1%
Other (grassland, water…)20.7%

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

Hydrology5 basins · 26 lakes · 57 rivers

Hydrology metrics for this exact territory

Stream length here

324,2km

Lake surface here

12,97km²

Basins crossed

5

Max stream order

4

Max drainage

28 999km²

Discharge in basins

113,3m³/s

Mean precip.

1 216mm/an

Mean T°

8,7°C

Moisture idx

0,20

Max snow

19%

Mean runoff

802mm/an

Mean elev. (basins)

172m

Watersheds crossing here

Lakes (26, top by area)

17 more lakes

Rivers / streams (57, ord ≥ 4)

45 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

1,7nW

Built-up

119,6%

Pesticides

11,5kg/km²

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

Protected areas100

IUCN V · 75IUCN Not Assigned · 12IUCN VI · 8IUCN III · 5🌊 Marine · 1

Ayers Gap

IUCN V

Private Conservation Land · 1968

3 km²

Nipmuck

IUCN VI

State Forest · 1944

2 km²

Complete list

+ 40 protected areas (top 60 shown)

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