Path: utzoo!utgpu!cunews!cognos!richardb
From: richardb@cognos.UUCP (Richard Brosseau)
Newsgroups: sci.bio
Subject: Re: Antifouling coating
Message-ID: <8926@cognos.UUCP>
Date: 15 Oct 90 16:29:46 GMT
References: <2321@cod.NOSC.MIL> <90285.104030SM10@LIVERPOOL.AC.UK>
Reply-To: richardb@cognos.UUCP (Richard Brosseau)
Organization: Cognos Inc., Ottawa, Canada
Lines: 33

In article <90285.104030SM10@LIVERPOOL.AC.UK> SM10@LIVERPOOL.AC.UK writes:

+I think you'll fing that if you have a smooth glass surface nothing much
+will grow on it anyway. Acrylic may be slightly different since it is
+softer and more likely to become roughened over a period of time. On
+artificial surfaces such as these it is their microtopography which is
+the major determinant of successful biofouling. On smooth glass anything
+bigger than a few mm long will probably be removed by water motion. If
+the glass is roughened then bigger plants and animals can develop on it.

This is wrong. As an aquarist, I see that the largest and bushiest algae
patches are on the glass in front of a powerhead. This algae can grow to
several cm long.

+What's it for anyway? It might give us a chance to suggest alternative
+materials or procedures.

This is true.
+
+
+
+***********************************************************************
+JIM ANDREWS, (SM10@UK.AC.LIV) (TEL 0624-832027)
+PORT ERIN MARINE LAB.,
+PORT ERIN,
+ISLE OF MAN, BRITISH ISLES.


-- 
Richard Brosseau          Cognos Inc.  
richardb@cognos.uucp
uunet!mitel!cunews!cognos!richardb
I hate red algae.