The new photos confirm my presumption that they are not gunawani. I agree with Bartian. Compare our photo in the species section.
The broad bown band in the dorsal between the outer narrow whitish line and the inner hyaline band is typical for gunawani. It is not to be seen at all in these fish.
Peter Finke. (Just in this hour: great Crane-migration (Grus grus L.) north-eastwards just across our house, at least six formations with more than 1000 individuals).