Ontologia

HydroBASINS lev08 watershed · #2080046070

Bassin de Κατράρης

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 1 administrative regions : North Aegean

Coastal basinPfafstetter: 21200060

Sub-basin area

992,3km²

Upstream area

992,3km²

Discharge

4,31m³/s

Mean elev.

260m

Administrative coverage

1 dept-equivalent regions (GADM L2)

17 intersecting protected areas

8 more protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

2 251 distinct species · 11 024 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 024 obs · 22 cellules
Obs. / cellule
≥ 1 276
890–1 275
591–889
465–590
< 465

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

Ecological tissue

Sample of 44 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 Bassin de Κατράρης : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 116 interactions GloBI sur 5 types (connectance 10.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
116
Connectance
0.107
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Hydroclimate (BasinATLAS lev08)

Mean T°

16,3°C

Annual rain

635mm

Moisture idx (CMI)

-0,37

Runoff

313mm/an

PET

1 009mm

AET

509mm

Mean slope

11,3°

Water table

509cm

Forest

10%

Crops

39%

Urban

2%

Protected

8%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)