Sianäädler
A Sianäädler (Syngnathidae) san en famile faan aparte skeeben Bianfasker (Osteichthyes) uun det order faan a Syngnathiformes.

Sköölen 
Acentronura – Anarchopterus – Apterygocampus – Bhanotia – Bryx – Bulbonaricus – Campichthys – Choeroichthys – Corythoichthys – Cosmocampus – Doryichthys – Doryrhamphus – Dunckerocampus – Enneacampus – Entelurus – Festucalex – Filicampus – Halicampus – Haliichthys – Heraldia – Hippichthys – Hippocampus – Histiogamphelus – Hypselognathus – Ichthyocampus – Idiotropiscis – Kaupus – Kimblaeus – Leptoichthys – Leptonotus – Lissocampus – Maroubra – Micrognathus – Microphis – Minyichthys – Mitotichthys – Nannocampus – Nerophis – Notiocampus – Penetopteryx – Phoxocampus – Phycodurus – Phyllopteryx – Pseudophallus – Pugnaso – Siokunichthys – Solegnathus – Stigmatopora – Stipecampus – Syngnathoides – Syngnathuroes – Syngnathus – Trachyrhamphus – Urocampus – Vanacampus

Enkelt slacher 
 Hippocampus
 Siahingst (Hippocampus hippocampus)
 Phyllopterix
 Siadraag (Phyllopteryx taeniolatus)

Luke uk diar 

Syngnathiformes