Pond Ecology

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Pond Ecology Management

• Jim Balyszak
• Yates County Soil Water
• Conservation District

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Good weeds bad weeds.

• How many is too many?

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Sago pondweed
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Chara
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Eurasian water milfoil
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Water milfoil
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Plant Management Options

• Physical removal.
• Bottom (benthic) barriers.
• Chemical control.
• Biological control.
• Triploid grass carp.

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Triploid Grass Carp
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Triploid Grass Carp White Amur

• Native to rivers in N. China / So. Siberia.
• Imported from Malaysia in 1963 USFWS.
• Restricted use for aquatic plant control.
• Triploid sterile.
• Use controlled by most states.

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To use in New York ponds.

• Permit from NYS Dept. of Environ. Cons.
• Plants suited to control by grass carp.
• Stock only sterile (triploid) grass carp.
• Purchase from a DEC licensed supplier.
• Have the supplier validate / complete the permit
  upon stocking.

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39 lb. 2 oz.
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2002 Indiana Record Fish 65 lb. Grass Carp