While fishing one must have a license, otherwise it is illegal. The cause of illegal fishing would be the costs of specific fishing licenses.
Fly fishing isn't illegal unless the fishing season is closed for a certain species. It really depends on your location and regulations.
Blast fishing is generally illegal in most jurisdictions.
Yes. When someone does not follow rules and regulations the fishing activity is illegal and can the person can be charged with poaching or fined by conservation officers.
Yes.
Poaching is illegal hunting and fishing that is causing wildlife in Africa to become engangered.
Game wardens can check for fishing licenses and the number of fish caught.
A lot
catching too many
yes
Over fishing, illegal fishing, lack of money to purchase food, homelessness.
Yes, yo-yo fishing is illegal in Texas. Yo-yo fishing, also known as yo-yoing, involves setting out unattended fishing devices which is prohibited by state regulations. It is considered a method of illegal fishing because it increases the risk of overfishing and harm to wildlife.