Recent content by Steve Tyree

Duane, Although I would have enjoyed riding back to the airport with you, I managed to ride along with Mr. and Mrs. Moe. BTW - I heard that downtown Fort Worth has a very interesting city walk type of area. Full of nightlife, discos and clubs with very friendly people. Perhaps if you hold a...

As a speaker, I have to state that this was an extremely enjoyable conference. The hospitality from the Hotel Staff and the Dallas Fort Worth Marine Aquarium Club was outstanding. Networking with hobbyist, fellow industry people and academic people was very enjoyable. I would also like to thank...

Hey, You did a great job posting the presentation. I have a couple of references you shuold probably add. This is for the figures and for the coral pigment article I mentoned. Here they are. sPCP Curve figure Iglesias-Prieto, R., N.S. Govind and R.K. Trench (1991) Apoprotein composition and...

>Dana wrote >How true. I haven’t received one single comment after asking for opinions on the >experimental protocol I posted a few weeks back. Looks like I’ll go this experiment >alone. Too bad. Sorry for my late response. Very busy and will have to bail on this thread. Just so you...

Hi Steve, > This article examined photosynthesis, not coloration – too different issues, IMO. But I must say that we >used 5,500K Venture lamps for two years at Wildlife with good coloration noted in SPS corals. And the >4,000K lamp for 9+ months with “good” growth and coloration (albeit with...

Dana, Thanks for the photo and the data from your experiments. Unfortunately about all I can tell from the photo is that corals were present. Not enough detail to judge zooxanthellae density or pigment intensity. Taking quality photos of corals was not easy back in those days, so I can...

Dana, >Re: Peridinin as the major pigment – what is your basis for that statement? >Chl A is the major photopigment from the literature I’ve seen with peridinin as a >major, though secondary, pigment. Peridinin collects and transfers light energy >quite efficiently to PS II! The 18,000 µmol...

>Dana wrote >Using the non-saturating pulses of the PAM would have negated the experiment’s >intent, so the lamps took the place of the PAM’s lamp at the low PPFDs. The >length of exposure to the individual PPFD values was of short duration, >followed by the 18,000 µM saturating pulse of the...

Dana, Looks like you are making some interesting contacts in Hawaii ! Nice article. However, as usual I have a few questions. In reference to this part of the experiment "A jig, holding the lamps, allowed quick and easy adjustments of light intensity to predetermined levels. The submersible...