On 28 Aug 2015, at 12:07, Ann Corkett <[log in to unmask]> wrote:

Helo, Sian; yr un cwestiwn eto: erbyn pryd mae angen yr enwau.  Oes *rhaid* cael awgrymiadau Bruce ar unwaith, ynteu a oes amser iddo ymgynghori ag arbenigwyr yn y pwnc?
Cofion,
Ann

On 27/08/2015 09:47, Sian Roberts wrote:

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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