In addition to hobodaves fine answer, freshwater fish usually contains a lot more mercury and other very unhelathy substances caused by human pollution. Some doctors recommend you to only eat freshwater fish twice a month.

Is it safe to eat freshwater fish raw?
What are the musical instruments that have the sounding range that has at least all notes on this range A#1-C5?
The instrument can go up to C6, or down to c0, it just need to have all the notes on A#1-C5 (including C5 and A#1).

Most pdfs I can find on internet with it a pretty basic, and dont have enought instruments. On Wolfram alpha website, its possible to find the range of instruments, many different ones, but you actually need to write down the instruments you know to check their range 
