Greetings All & Happy New Year !
SpearMan,
Looking for an online algae reference?
http://www.algaebase.org .
This is a GREAT site, although at times it can be a little slow. Set the "Return [ ] records at a time" option setting (just above the "Start Search" button) to '5' to speed up the engine.
Want to see pictures?
http://www.algaebase.org/PictureSearch.html .
The rub is you'll need a genus or species name to make it work, but not to worry ... (see next link) .
Within this page is a common name search engine.
http://www.algaebase.org/CommonNameSearch.html .
Enter the common name, and it will display all the genus/species stuff you could want ... oftentimes with picture links ... very cool.
Another excellent link for beginner macroalgae investigations is:
http://www.botany.hawaii.edu/reefalgae/default.htm .
This site is posted by the Botany Department of the University of Hawaii. Topics range from macroalgae systematics & evolution overview, to pressing & preserving algae.
If you ever decide to become "serious" ( ... obsessive? ... compulsive? ... ) in your investigations, you might examine this page from the University of Texas Culture Collection:
http://www.bio.utexas.edu/research/utex/reference/reference-body.html .
It presents some links to places where the folks who are truly serious about macroalgae play ... .
With regards to feeding, even my Chevron and Sohal Tangs show little interest in either the red (Botrycladia uvariodes ... probably), or the green (Caulerpa porifera).
HTH,
GDW
