I think the goby may be dead. Or he could be a good hider; it’s always possible.
Some of the rainbows have developed astonishing colours; the males especially have developed some lovely reds on their fins. There is one weedy runt; it will be interesting to see how he goes.
One of the plants, a semi-aquatic one, is not doing well at all… rotting etc. So too are some bits of hydrophilia. The sword-thing, though, seems to be colonising the entire tank. Almost, anyway.