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An Answer to Endangered Salmon?
October 2007 by Associated Press
Papa salmon plus mama salmon equals ... baby trout? Japanese researchers put a new spin on surrogate parenting as they engineered one fish species to produce another, in a quest to preserve endangered fish.Our Readers Say
This is in response to Norbert Beckstrom’s letter in the November issue of the ICMJ. He wrote in reference to a letter by Jerry Hobbs in the October issue. If anyone opened up a can of worms, it is Mr. Beckstrom.
The Lucky Shot Mine
I hobbled around on the broken up, sorted rock pile. Watching where I stepped, I kept my eye open for quartz with a gray-blue color imbedded throughout the samples I picked up.
The South Pass Gold Placers, Western Wyoming
In the 1980s, I spent 5 summers living in a tent in order to map the 450 mi2 South Pass granite-greenstone belt and many of its historic mines. While mapping, I was quite impressed by the general lack of development of lode gold deposits.
Finding Gold With A Simple Sluice Box
…the sluice is a normal first step up from a gold pan for many prospectors. They are simple to use, easily portable, can capture a lot of gold, and can process gravel 10 to 20 times faster than a person can pan…
Ask the Experts
Can I treat a sample with muriatic acid?
I Was Looking for Gold But I Found Jade
Excited for this first notable evidence, I returned to that riverbed, looking for another paystreak and obviously more jade.
Dredging Tips and Tricks: T-80 Air Compressor Maintenance
The next morning, I retrieved the compressor and again attacked the sticky head bolt. As if by magic (and some applied physics) the head bolt sighed and finally broke loose.
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