Ontologia

County · USA

Fannin

United States

CfaTemperate, no dry season, hot summer(93 %)

Species observed

2 211

Observations

144 523

Area

1 021,4km²

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 Fannin : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 60 interactions GloBI sur 4 types (connectance 8.5%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
60
Connectance
0.085
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

2 211 distinct species · 144 523 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

144 523 obs · 32 cellules
Obs. / cellule
≥ 30 574
12 938–30 573
2 774–12 937
1 754–2 773
< 1 754

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

Climate

Mean T°

13,5°C

Annual rain

1 659mm

Warmest m°

27,9°C

Coldest m°

-0,8°C

Elevation: 648 m on average (min 375 m, max 1 135 m)

Bioclimatic detailsExpert
Annual mean temp.
13,5°C
Annual rain
1 659mm
Warmest month
27,9°C
Coldest month
-0,8°C
Mean alt.
648m
Min
375m
Max
1 135m
Std. dev.
131m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(93 %)Temperate

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

Soil & lithology

pH H₂O

5,0

Org. C

39,4g/kg

Clay

23,1%

Sand

44,8%

Silt

32,1%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
70,8g/kg
Clay
21,8%
Sand
45,5%
Silt
32,6%
5–15 cm
pH H₂O
5,0
Org. C
32,1g/kg
Clay
23,1%
Sand
44,8%
Silt
32,1%
15–30 cm
pH H₂O
5,1
Org. C
15,3g/kg
Clay
24,5%
Sand
44,0%
Silt
31,5%

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

Land cover

Forest81.7%
Crops0.9%
Built-up0.4%
Bare soil0.1%
Other (grassland, water…)16.9%

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

Hydrology6 basins · 1 lakes · 54 rivers

Hydrology metrics for this exact territory

Stream length here

346,9km

Lake surface here

9,38km²

Basins crossed

6

Max stream order

4

Max drainage

2 280km²

Discharge in basins

29,6m³/s

Mean precip.

1 571mm/an

Mean T°

13,1°C

Moisture idx

0,21

Max snow

1%

Mean runoff

819mm/an

Mean elev. (basins)

575m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (54, ord ≥ 4)

42 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

42,3%

Pesticides

2,2kg/km²

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

Protected areas10

IUCN V · 7IUCN Ib · 3

Cohutta

IUCN V

Wildlife Management Area · 1975

224 km²

Cohutta

IUCN Ib

Wilderness · 1975

150 km²

Cohutta

IUCN V

Wildlife Management Area · 1975

144 km²

Complete list

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