Ontologia

Subdivision · FIN

Joensuu

Finland

DfcCold, no dry season, cold summer(78 %)

Species observed

5 730

Observations

402 058

Area

120,2km²

Ecological tissue

Sample of 32 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 Joensuu : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 4 types (connectance 11.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
57
Connectance
0.115
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

5 730 distinct species · 402 058 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

402 058 obs · 4 cellules
Obs. / cellule
≥ 219 322
219 322–219 321
141 344–219 321
141 344–141 343
< 141 344

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

Climate

Mean T°

3,2°C

Annual rain

729mm

Warmest m°

19,6°C

Coldest m°

-11,0°C

Elevation: 81 m on average (min 74 m, max 116 m)

Bioclimatic detailsExpert
Annual mean temp.
3,2°C
Annual rain
729mm
Warmest month
19,6°C
Coldest month
-11,0°C
Mean alt.
81m
Min
74m
Max
116m
Std. dev.
6m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(78 %)Cold

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

Soil & lithology

pH H₂O

5,2

Org. C

129,2g/kg

Clay

22,2%

Sand

41,5%

Silt

36,3%

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

Dominant lithology: mtGLiMaggregated to North Karelia

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
238,9g/kg
Clay
23,9%
Sand
40,2%
Silt
36,0%
5–15 cm
pH H₂O
5,2
Org. C
107,6g/kg
Clay
23,7%
Sand
40,2%
Silt
36,1%
15–30 cm
pH H₂O
5,3
Org. C
41,2g/kg
Clay
19,1%
Sand
44,2%
Silt
36,7%

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

Land cover

Forest35.4%
Crops2.2%
Built-up1.8%
Bare soil0.2%
Other (grassland, water…)60.4%

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

Hydrology1 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

18,7km

Lake surface here

33,23km²

Basins crossed

1

Max stream order

6

Max drainage

22 471km²

Discharge in basins

12,6m³/s

Mean precip.

626mm/an

Mean T°

2,3°C

Moisture idx

0,18

Max snow

52%

Mean runoff

330mm/an

Mean elev. (basins)

94m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

20,4nW

Built-up

176,6%

Pesticides

3,9kg/km²

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

Protected areas10

IUCN IV · 5IUCN Not Assigned · 4IUCN Not Reported · 1

Noljakanmäen alue

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2015

1 km²

Paritsansuo

IUCN Not Assigned

Site of Species Under Strict Protection · 2015

0 km²

Karhunmäki

IUCN Not Assigned

Site of Species Under Strict Protection · 2009

0 km²

Complete list

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