John Tetzloff has led the Darby Creek Association for the ... state and federally listed endangered species, including more than twice the number of fish species than can be found in the entire ...

Almost 70 years later, the fish was confirmed as extinct, adding another species to Ohio's list of lost animals. Originally located in Big Darby Creek, the fish was endemic to the Scioto River ...

The Big and Little Darby creeks shelter more than 100 species of fish and 44 mussel species ... sewage treatment plants have caused steep declines in fish and mussel populations. Big Darby Creek has ...

The southeast United States is a place of unparalleled aquatic biodiversity, harboring 493 fishes (62% of U.S. fish species), at least 269 mussels ... We’ve petitioned to protect Big Darby Creek under ...