The bass clef, also known as the F clef, is used in music notation to indicate the pitch of notes written on the lines and spaces of the staff. Here's a guide on how to learn the bass clef for bass guitar notes:

Identify the Bass Clef Symbol: The bass clef symbol looks like a backward C with two dots to the right of it. It indicates that the notes on the staff should be read in the bass clef.

Learn the Lines and Spaces: The staff consists of five lines and four spaces. Each line and space represents a different musical note in the bass clef.

Lines (from bottom to top):
G, B, D, F, A

A common mnemonic to remember the lines is "Good Boys Do Fine Always"

Spaces (from bottom to top):
A, C, E, G
A common mnemonic to remember the spaces is "All Cows Eat Grass."