What do the tears of deep-sea fish mean?

Deep-sea fish have no tears. Deep-sea fish have no tears. There may be many different interpretations and imaginations about the legend that the tears of deep-sea fish are a mysterious substance. If you have heard of the "tears" of deep-sea fish, it may be a symbol of some poems, novels or legends, expressing metaphorical meaning, or a literary setting that adds mystery or poetry to the story. But from a scientific point of view, deep-sea fish have no concept of tears.