Nocturnal hatching in the monogenean skin parasite Entobdella hippoglossi from the halibut, Hippoglossus hippoglossus.
D000818:Animals; D002940:Circadian Rhythm; D005260:Female; D005393:Fish Diseases; D005399:Fishes; D007814:Larva / Q000502:physiology; D008027:Light; D008136:Longevity; D009093:Mucus; D010063:Ovum / Q000502:physiology; D012623:Seawater; D012867:Skin / Q000378:metabolism; D012876:Skin Diseases, Parasitic / Q000662:veterinary*; D013696:Temperature; D014200:Trematoda / Q000502:physiology*; D014201:Trematode Infections / Q000662:veterinary*