nyctipelagic
1nyctipelagic — |niktə+ adjective Etymology: International Scientific Vocabulary nyct + pelagic : bathypelagic and appearing at the surface only at night nyctipelagic fauna …
2nyctipelagic — pertaining to organisms that migrate into surface waters at night …
3nyctipelagic — adj. [Gr. nyktos, night; pelagos, sea] Coming to the water surface only at night …
4nyctipelagic — nyc·ti·pelagic …