[log in to unmask]" type="cite">Rhagor o greaduriaid y dŵr.Pea cockle - Pisidium casertanum
American Signal Crayfish – Pacifasticus leniusculus
Topmouth Gudgeon - Pseudorasbora parva
Chinese mitten crab neu Shanghai hairy crab - Eriocheir sinensis
Sludge worm - Tubifex tubifex
Diolch
Siân
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Version: 2015.0.6125 / Virus Database: 4409/10521 - Release Date: 08/27/15