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Jumping Fish and Anchored Mussels…Who Knew?

We have been sending emails to you all summer, trying to keep you informed of the laws and what South Dakota Game, Fish and Parks is doing to try and slow the spread of aquatic invasive species (AIS) in our great state.

We thought with the dog days of summer upon us, we would lighten the mood a little with a few interesting facts about AIS.

1. Asian carp were brought to the U.S. in the mid-1970’s to help clean commercial catfish rearing ponds, but did you know that in terms of aquaculture (producing fish for food),these carp are the fourth most produced fish in the world? They are a valued fish for eating and are extinct due to overfishing in much of their home range. Here is a video showing how to clean and prepare silver carp.

2. Asian carp are vocacious eaters of plankton and can eat 20%- 40% of their body weight in the micro-organism every day!

3. Although they prefer lakes, they require large rivers for spawning.  The eggs are semi-buoyant and it is believed they must remain suspended in the water column to survive. [Read more…]