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JM Butler: Cambarus callainus
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JM Butler: Cambarus callainus
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JM Butler: Big Sandy crayfish habitat
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JM Butler: Barbicambarus cornutus
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JM Butler: Barbicambarus cornutus
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JM Butler: Cambarus dubius
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JM Butler: Procambarus pictus
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JM Butler: Cambarus ludovicianus
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JM Butler: Forested Wetland
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JM Butler: Cambarus dubius
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JM Butler: Cambarus dubius
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JM Butler: Fallicambarus fodiens
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JM Butler: Cambarus dubius
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JM Butler: Cambarus distans
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JM Butler: Fallicambarus fodiens
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JM Butler: Cambarus dubius
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JM Butler: Cambarus dubius
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JM Butler: Cambarus rusticiformis
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JM Butler: Orconectes rusticus
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JM Butler: Cambarus tenebrosus
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JM Butler: Cambarus dubius
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JM Butler: Rana clamitans
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JM Butler: Rana clamitans
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JM Butler: Rana clamitans
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JM Butler: Orconectes inermis
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JM Butler: Procambarus paeninsulanus
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JM Butler: Cambarus polychromatus
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JM Butler: Cambarus polychromatus
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JM Butler: Cambarus ortmanni