Ontologia

Pays · SJM

Svalbard and Jan Mayen

ETPolar, tundra(95 %)

Species observed

4 788

Observations

154 999

Area

60 343,3km²

Ecological tissue

Sample of 40 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 Svalbard and Jan Mayen : 24 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
74
Connectance
0.095
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

4 788 distinct species · 154 999 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

154 999 obs · 23 cellules
Obs. / cellule
≥ 37 075
16 948–37 074
9 243–16 947
3 266–9 242
< 3 266

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

-9,0°C

Annual rain

631mm

Warmest m°

2,4°C

Coldest m°

-20,5°C

Elevation: 371 m on average (min -3 369 m, max 1 963 m)

Bioclimatic detailsExpert
Annual mean temp.
-9,0°C
Annual rain
631mm
Warmest month
2,4°C
Coldest month
-20,5°C
Mean alt.
371m
Min
-3 369m
Max
1 963m
Std. dev.
264m
Köppen-Geiger (dominant)
ETPolar, tundra(95 %)Polar

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

Hydrology82 basins · 50 lakes · 64 rivers

Hydrology metrics for this exact territory

Stream length here

727,3km

Lake surface here

117,41km²

Basins crossed

82

Max stream order

4

Max drainage

5 555km²

Discharge in basins

418,4m³/s

Mean precip.

341mm/an

Mean T°

-7,4°C

Moisture idx

0,57

Max snow

100%

Mean runoff

510mm/an

Mean elev. (basins)

361m

Watersheds crossing here

73 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (64, ord ≥ 4)

52 more river segments

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

Protected areas39

Country WDPA breakdown
Ib88 015 km²(5)
Not Reported82 646 km²(4)
II37 671 km²(8)
Ia6 876 km²(26)
III17 km²(1)
IUCN Ia · 21IUCN II · 8IUCN Ib · 5IUCN Not Reported · 4IUCN III · 1🌊 Marine · 39

Svalbard East

IUCN Not Reported

Marine Protected Area (OSPAR) · 2009

55 446 km²

Svalbard West

IUCN Not Reported

Marine Protected Area (OSPAR) · 2009

20 076 km²

Complete list

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