The term "chain pike" refers to a type of fish that is commonly found in the quieter waters of the eastern United States. It is a freshwater fish known for its long, slender body and sharp teeth. The chain pike is often sought after by anglers (fishermen) because it is an interesting fish to catch.
"I spent the weekend fishing for chain pike in the calm waters of the local pond."
In more advanced discussions, you might elaborate on the fishing techniques used to catch chain pike or discuss their ecological role in their habitat.
Currently, there are no common idioms or phrasal verbs specifically associated with "chain pike." However, you might hear general fishing idioms, such as "hook, line, and sinker," which means to be completely deceived or taken in by something.
In summary, a "chain pike" is a fish found in quiet waters, particularly in the eastern United States.