Iswirem
A Iswirem (Sirsoe methanicola of uk Hesiocaeca methanicola) as en wirem uun det klas faan a Polychaeta (Baswirmer). Hi as iarst 1998 fünjen wurden, an lewet hial aparte oner weeder üüb fialen faan Methanhydrat, huar't iskuul as

Leewentsrüm

Kwelen

Luke uk diar 

Wirmer