Ontologia

Commune · CAN

Holman

Canada

ETPolar, tundra(100 %)

Species observed

291

Observations

2 417

Area

132,4km²

Ecological tissue

Sample of 39 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 Holman : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 86 interactions GloBI sur 4 types (connectance 11.0%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
86
Connectance
0.110
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

291 distinct species · 2 417 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 417 obs · 3 cellules
Obs. / cellule
≥ 1 624
1 624–1 623
1 624–1 623
772–1 623
< 772

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

Climate

Mean T°

-11,8°C

Annual rain

251mm

Warmest m°

12,4°C

Coldest m°

-30,7°C

Elevation: 83 m on average (min -89 m, max 200 m)

Bioclimatic detailsExpert
Annual mean temp.
-11,8°C
Annual rain
251mm
Warmest month
12,4°C
Coldest month
-30,7°C
Mean alt.
83m
Min
-89m
Max
200m
Std. dev.
48m
Köppen-Geiger (dominant)
ETPolar, tundra(100 %)Polar

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

Hydrology1 basins · 17 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,4km

Lake surface here

10,30km²

Basins crossed

1

Max stream order

3

Max drainage

2 510km²

Discharge in basins

0,0m³/s

Mean precip.

161mm/an

Mean T°

-13,6°C

Moisture idx

-0,25

Max snow

71%

Mean runoff

169mm/an

Mean elev. (basins)

177m

Watersheds crossing here

Lakes (17, top by area)

8 more lakes

Rivers / streams (1, ord ≥ 4)

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