Yes, that's correct.
Originally Posted by michaelbsc
I think my suggestion of stop bath being a possible cause was a red herring. I only mentioned it because I never use acid stop and only decided to on a whim so when I saw the spots I thought it might be a factor.
It's something about the developer. It was a newly opened bottle of Adox Adonal from the batch that landed in Sydney a couple of weeks ago. Diluted 1:50, normal inversion agitation in a Paterson tank. The PM I received said that Rodinal type developers are known to do this.