As a detective, my attention was drawn to the enigmatic crossword clue ‘Fish of the future.’ My first thoughts were initially focused on potential futuristic fish species, but after some consideration, it became clear that the answer had to be something more abstract. I considered the potential meanings of ‘Future‘ in this context, and that led me to the realization that the clue may be alluding to the future potential of existing fish species. That is when Roe popped into my mind, as an unborn fish egg, it represents the potential for future fish populations. As a delicate and treasured product, it has a special place in many culinary cultures, which also made it a plausible answer to the clue. The realization of the uniqueness of Roe as a possible answer led me to validate it by looking at the other crossword hints in the puzzle, and sure enough, it fit perfectly. In conclusion, solving this mystery required a combination of creative thinking,attention to detail, and understanding of the language nuances, which all culminated in the discovery of the answer- Roe.