These spots are very, very small and are pictured as best as I could in pic #6 lining up with the blue notebook. There are also flash spots, so not all bright spots are fleabites so please use the zoom feature to see areas.
It is definitely under the glaze. These bowls were produced by hand so there are bound to be flaws in color variation as well as marks under glaze. You are getting the set that you see.It is a stunning set that I have had for quite a few years. Please contact me with any questions you may have, and I will try to answer them the best that I can. The item "Vintage Homer Laughlin Fiesta Mixing Bowls set of 1 thru 7 All Original Green" is in sale since Thursday, April 11, 2019. This item is in the category "Pottery & Glass\Pottery & China\China & Dinnerware\Fiesta\ Vintage". The seller is "terryk" and is located in Foley, Minnesota.
This item can be shipped worldwide.