A: On an A-trimmed salmon the head has been removed
and it has been split in 2 filets.
B:On a B-trimmed salmon the tail piece, back fins and back bone has also been removed.
C: On a C-trimmed salmon also the 32 pin bones have been removed.
D: On a D-trimmed salmon also the belly fat along the edges of the salmon sides has been removed.
E: On a E-trimmed salmon the skin has been removed.
F:On a F-trimmed salmon also the blood vessel (brown part) has been removed.