경포호도립공원 어류상

Abstract

Gyeongpoho Provincial Park some off after to clarify change fish fauna and fish community in the lagoon Gyeongpoho Provincial Park, the author surveyed fish fauna at 5 stations from August to October, 2018. The collected species during the surveyed period were 13 species of 7 families in the lagoon Gyeongpoho, 8 species of 4 families in the Sunpo swamp, and total 18 species and 324 individual belonging to 9 families. National monument species, endangered species and Korean endemic species were not found. The fishes distributed in the blackish water and sea water were abundant in 7 (38.9%) species such as <italic>Thryssa kammalensis</italic>, <italic>Tribolodon hakonensis</italic>, <italic>Mugil cephalus</italic>, <italic>Acanthogobius lactipes</italic>, <italic>Acanthogobius flavimanus</italic>, <italic>Tridentiger brevispinis</italic>, and <italic>Takifugu niphobles</italic>. The exotic species, <italic>Micropterus salmoides</italic>, first appeared in the lagoon Gyeongpoho. Dominant species were <italic>Carassius auratus</italic> (St. 1), <italic>Tridentiger brevispinis</italic> (St. 2), and <italic>Acanthogobius flavimanus</italic> (St. 3) in the lagoon Gyeongpoho amd <italic>C. auratus</italic> (St. 4, 5) in the Sunpo swamp. The each station per fish community diversity index was low, the condition was unstable dominant index and evenness index increases.