Ekologin hos Sterna forsteri
 
Main Ref. SAUP Database, 2006
Anmärkningar Coastal (Ref. 356), found in the beach, shoreline, nearshore and islands (Ref. 116102). Nests in marshes; changes nesting site yearly. Piscivorous (Ref. 87786). Displays dipping behavior (Ref. 356). Embryonic deaths, subcutaneous and pericardial edema, growth disruption, liver damage, and unsuccessful breeding and development linked to exposure to polychlorinated biphenyls (PCB) in the Great Lakes (Ref. 87784).

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • Flodmynningar/laguner/bräckta havsområden
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • Grottor
  • exclusively in caves
Highighted items on the list are where Sterna forsteri may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Föda

Typ av föda mainly animals (troph. 2.8 and up)
Feeding type Ref. Schreiber, E.A. and J. Burger, 2001
Födosöksstrategi hunting macrofauna (predator)
Feeding habit Ref. Schreiber, E.A. and J. Burger, 2001

Trophic Level(s)

Estimation method Ursprungligt prov Ofiskad population Kommentar
Troph s.e. Troph s.e.
Från födosammansättning
Från individuella födoämnen 4.19 0.93 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(t.ex. 9948)
(t.ex. cnidaria)
Comments & Corrections
 
 
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