Invasive snail, parasite threaten Central Texas fish stocks - San Marcos Mercury

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Invasive snail, parasite threaten Central Texas fish stocks San Marcos Mercury A specimen of the invasive Asian snail, Melanoides tuberculatus, collected from the Guadalupe River. The snail is the only host for a parasitic flatworm that has the potential to infect many native fish species. PHOTO by DAVID HUFFMAN A little snail ... Snails with parasites pose problems for native fish KSAT San Antonio  »