Small carabiner for various uses. Attach a landing net, a tool and others. Different colours.
Scissors multiple uses. For tying, given the small size it can stay in hand. For fishing, hung on a collar or in the vest.
Service button with a wire cutter. To cut nylon and fluorocarbon.
Here is an easy accessory, it allows to fix your net to your jacket, it can be attached to a cord (for example that of C & F). You can fix a tape measure and detach it when measuring the fish. In fact an accessory with multiple uses.
Small round black carabiner for various uses. Attach a landing net, a tool and others.
You don't have a hook keeper on your rod, here is an easy to install. Even a 6/0 pike hook hangs.