><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
If you reply to this message, it will go to all FISH-SCI members.
><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>

Hi, Markus,

Did you measure primary production? If not, my guess is that algae were
more active than you assumed.

kind regards
Irene Zweimueller

On Di, 30.05.2006, 22:12, Markus Dyck wrote:
>><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
> If you reply to this message, it will go to all FISH-SCI members.
>><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>
> Dear colleagues:
> I have a question of limnolgical nature: I have conducted some limno work
> at a lake in the Arctic (Baffin Island) and found the pH of the water to
> be alkaline (8-9). The bedrock is granitic which should result in more
> acidic pH. The till in the area has not a lot of carbonic sources as far
> as I know. Measurements were taken during spring (April, so not much
> photosynthesis took place). I have difficulty trying to explain the
> alkaline nature of the water since there is not much water contributed to
> the small lake by creeks. Any thoughts on this are greatly appreciated.
> Regards
> Markus
>
> Markus Dyck, M.N.R.M., AWB
> Senior Instructor
> Environmental Technology Program
> Nunavut Arctic College
> North 40 Campus (Federal Bldg.)
> P.O. Box 600
> Iqaluit, Nunavut
> X0A 0H0
>
> Ph: 867-979-7282
> Fx:               -7101
>
>><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>        To leave the Fish-Sci list, Send blank message to:
>         mailto:[log in to unmask]
>  For information send INFO FISH-SCI to [log in to unmask]
>><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>

><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
       To leave the Fish-Sci list, Send blank message to:
        mailto:[log in to unmask]
 For information send INFO FISH-SCI to [log in to unmask]
><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>