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Re: Silversides
Dave,
Thank you for the articles ! You have a nice style and it is a real
pleasure to see your broad base of experience. Contact me if you'd like
to do some of the fish publications ! I'd be happy to help you get a
broader audience..............
Robert Rice
Save A Native Eat An Oscar <:)((((<
Check Out the Native Fish Conservancy at
email NFC at actwin_com or website http:\\nativefish.interspeed.net\
On Wed, 15 Jul 1998 20:43:16 -0700 "The Halls" <dahall at lightspeed_net>
writes:
>Silversides
>David L. Hall
>813 Williams Ave.
>Madera, CA 93637
>dahall at lightspeed_net
>
>
>My interest in silversides began when I saw a picture of the Brook
>silversides (Labidesthes sicculus) in a booklet called An Introduction
>to
>Missouri Fishes by William Pflieger and Lawrence C. Belusa. I was
>intrigued by the picture which showed a translucent fish with a
>beaklike
>snout. I had to have a closer look.
>
>Finding the silversides was easy as they were abundant in the area,
>but
>getting them home was anything but easy. Catching them with my seine
>was
>not difficult, but when I transferred them to my bucket they died
>within
>minutes. After several attempts I gave up, vowing to try again later.
>
>Many weeks later I was on a quest searching for sunfish when I caught
>a
>21/2 inch silverside. My first reaction was throw it back, but on a
>whim I
>tossed it into the styrofoam container that I had brought to transport
>my
>"catch of the day". Continuing to search for sunnies I forgot about
>the
>lone silverside. Later when I was about to put a Blackstripe topminnow
>in
>the styro I was shocked to see the siverside was still alive and well!
> In
>my excitement I shifted my priorities and looked for more silversides.
> I
>collected a couple more before calling it a day.
>
>I kept those silversides in a 15 gallon long aquarium with outside
>filter.
>I fed my silversides fine flake food with an occasional supplement of
>frozen baby brine shrimp. They feed on plankton in nature and so
>newly
>hatched brine shrimp or daphnia would be appropriate. William
>Pflieger's
>Fishes of Missouri notes that they feed by sight.
>
>My first silversides survived for several months, but my second
>attempt to
>keep them resulted in keeping them alive for close to two years. I
>found
>that a larger swimming area, floating plants, and salt in the aquarium
>seemed to have a positive effect on them.
>
>Although I never attempted to spawn them sources note that silversides
>spawn like Medaka or Celebes rainbows with the female trailing a
>filament
>with eggs attached from her vent and depositing them on plants. Their
>spawning behavior in the wild has been observed to occur when the
>water
>temperature reaches between 20 and 34 degrees(C).
>
>In California I've collected and kept the Mississippi silversides
>(Menida
>audens). They've survived in an aquarium for several months and then
>relocated them to an outside pond with no filtration for close to a
>year.
>I lost very few of these silversides when I collected and they may be
>more
>hardy than the Brook silversides. Peter Moyle in his book Inland
>Fishes of
>California notes that they were used as bait fish.
>
>Several people have speculated as to why silversides are hard to
>collect
>and keep. Observations from several sources suggest keeping handling
>to a
>minimum and not removing them from the water is helpful, but from
>personal
>observation and experience I believe just taking extra care when
>handling
>them helps. In the aquarium plenty of surface area and swimming space
>with
>the addition of salt to the water is helpful. These fish seem fragile
>but
>are surprisingly hardy.
>
>---------------------------
>References
>
>American Currents Janusry 1985
>
>Moyle, Peter B., Inland Fishes of California, University of
>California
>Press, 1976.
>
>Pflieger, William, The Fishes of Missouri, Missouri Department of
>Conservation, 1975.
>
>
>
>
>
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References:
- Silversides
- From: "The Halls" <dahall at lightspeed_net>