Ontologia

Municipality · ISL

Hvolhreppur

Iceland

ETPolar, tundra(64 %)

Species observed

181

Observations

562

Area

234,6km²

Ecological tissue

Sample of 33 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 Hvolhreppur : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 5 types (connectance 10.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
53
Connectance
0.100
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

181 distinct species · 562 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

562 obs · 5 cellules
Obs. / cellule
≥ 270
270–269
243–269
38–242
< 38

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

Climate

Mean T°

2,1°C

Annual rain

2 710mm

Warmest m°

10,2°C

Coldest m°

-6,1°C

Elevation: 456 m on average (min 13 m, max 1 317 m)

Bioclimatic detailsExpert
Annual mean temp.
2,1°C
Annual rain
2 710mm
Warmest month
10,2°C
Coldest month
-6,1°C
Mean alt.
456m
Min
13m
Max
1 317m
Std. dev.
339m
Köppen-Geiger (dominant)
ETPolar, tundra(64 %)Polar

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

Hydrology2 basins · 2 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

112,0km

Lake surface here

0,51km²

Basins crossed

2

Max stream order

5

Max drainage

1 088km²

Discharge in basins

17,3m³/s

Mean precip.

1 529mm/an

Mean T°

2,1°C

Moisture idx

0,80

Max snow

65%

Mean runoff

2 048mm/an

Mean elev. (basins)

559m

Watersheds crossing here

Lakes (2, top by area)

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