I hate using metal tweezer in my tank and they inevitably rust. I've been using one of these bamboo tongs and have been very pleased.
http://www.amazon.com/gp/product/B003PKTD5U/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">Amazon.com: Bamboo Wood Toast Tongs - 12 Inch: Food Tongs: Kitchen & Dining@@AMEPARAM@@http://ecx.images-amazon.com/images/I/31QerX6u-SL.@@AMEPARAM@@31QerX6u-SL</a>
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http://www.amazon.com/gp/product/B003PKTD5U/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">Amazon.com: Bamboo Wood Toast Tongs - 12 Inch: Food Tongs: Kitchen & Dining@@AMEPARAM@@http://ecx.images-amazon.com/images/I/31QerX6u-SL.@@AMEPARAM@@31QerX6u-SL</a>
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