population question

This tank is about 9 months old. I noticed that I have fewer shrimp than usual. I think I have more males than females right now. Will the population regulate itself? Or should I intervene somehow? (also ignore my messy foliage, haven’t got a chance to clean it up lol)

This tank is about 9 months old. I noticed that I have fewer shrimp than usual. I think I have more males than females right now. Will the population regulate itself? Or should I intervene somehow? (also ignore my messy foliage, haven’t got a chance to clean it up lol)