I tried Pseudogobius olorum and Redigobius sp. (sorry about the
spelling) and both ate some crap and algae but both also seemed to
need some degree of live food which was always difficult to get past
the rainbows. I took to dropping wrigglers in after the lights were
out but eventually I gave up!
________________________ /_
| | //_
| Forest Ecology Section | ///_
| Research Division | ////
| State Forests of NSW | <Q\////
| PO Box 100 | \ \
| Beecroft 2119 | \__\
| NSW AUSTRALIA | " \\
|________________________| \\
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Telephone: (02) 9872 0182
Fax: (02) 9871 6941
Email Address: MATTHEWS at IRONBARK.FOREST.NSW.GOV.AU