Ontologia

HydroLAKES lake · #108650

Fourth Roach Pond

Natural lakeUnited States of AmericaNorth America 397 m

Surface area

3,19km²

Avg depth

4,7m

Volume

14,91km³

Shoreline

16,3km

Administrative coverage

Parent watershed

hybas-7080395750586 km² · upstream 586 km²

1 dept-equivalent regions (GADM L2)

  • Piscataquis
    Maine · United States
    3.20 km²
    100.0% of lake

1 intersecting protected areas

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

84 distinct species · 267 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

267 obs · 1 cellules
Obs. / cellule
≥ 267
267–266
267–266
267–266
< 267

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

Ecological tissue

Sample of 35 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 Fourth Roach Pond : 30 espèces reliées par 45 interactions GloBI sur 4 types (connectance 7.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
45
Connectance
0.071
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Lake statistics (HydroLAKES)

Surface

3,19km²

Avg depth

4,7m

Volume

14,910km³

Watershed

33km²

Shoreline

16,3km

Shore dev. idx

2,58

Residence time

224days

Elevation

397m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.