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Re: APR (was Re: Oryzias latipes)
You asked
Wright, but I'll sneak a quick two shiny pennies in here. I use 2 liter
soda bottles for bbs. I find that waiting 10 minutes after I remove the air tube
allows the nauplii to sink to the lower levels while shells float. It
helps if there is not a bright overhead light to attract the bbs to the
surface. I then use a siphon with a rigid tube on the end to reach down
past the shells and siphon the bbs from the bottom. If you allow a drop or
two of water to drip from the siphon end onto the shells, surface tension forms
a clear space you can dip the siphon through so the shells in the tube are
minimized. This works great for two feedings a day for me. Something
else I did a few years ago was to use gallon iced tea jugs with
spigots attached. I know they sell them at Wal-Mart. The shells
floated, and then you just poured the shrimp and water out through the spigot
from the bottom straight into the net. These were harder to keep clean
than I wanted to mess with then, and I didn't have an automatic dishwasher to
help. Also, It left too many bbs below the spigot level where they were
just wasted. I felt this was too expensive at the current prices, but that
method sure was easy. I even had a special cardboard cover I put over the
jug so light only got in around the spigot area, attracting the bbs right where
I wanted them. That also works for any other type of hatching bottle if
you have trouble with the bbs swimming too near the shells.
Jay Moylan
----- Original Message -----
Sent: Saturday, November 11, 2000 1:38
PM
Subject: Re: APR (was Re: Oryzias
latipes)
Dear Wright,
I appreciate the follow thru too.
Next problem: I used to hatch the eggs in
old i.v. bottles which
don't exist anymore. That was great for SF eggs
because the hulls
floated and it was easy to drain off pure nauplii. What do
you do
and how do you sep out the hulls. Ths Utah hulls sunk and were no
good for i.v. bottles.
Stan R
References: