As of block 788480 the #bitcoin mempool contains about 290,827 unconfirmed transactions.
An estimated 228,005 transactions or ~78% appear to be related to ordinals, filling over 38% of the total mempool storage space.
--
total #mempool size: 141 MvB
ord transactions size: ~54 MvB
addtl. miner fees: 589,273,390 sats