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관박쥐 (Rhinolophus ferrumequinum)의 지역개체군 간 반 향정위 (Echolocation)의 차 이
장둘리,김선숙,유정칠 한국수생태학회(구 한국하천호수학회) 2016 생태와 환경 Vol.49 No.4
Geographical isolation may lead to the populations having different ecological characteristics. Geographic isolation have been known to cause echolocation call differences in bats. In order to look at geographic differences of echolocation calls of Great Horseshoe Bats (Rhinolophus ferrumequinum), populations of inland and Jeju island habitats were examined in Korea. The study areas were some abandoned mines in the inland and caves of Jeju island, which were known as rest sites of Great Horseshoe Bats during the active season. Recording was done in two ways: Hand-held, Free-flying. Recording pulse was analyzed into five parameters: Maximum Frequency (FMAX), Minimum Frequency (FMIN), Peak Frequency (PF), Duration (D), Inter pulse Interval (IPI). Interestingly, The present study shows that the difference in echolocation between the inland and island populations. The PF of bats inhabited inland was 69 kHz. but, the PF of bats inhabited island (Jeju) was 71 kHz. There was a difference between regions. Discriminant analyses also showed clear difference between the inland and the island populations. Especially, PF of Korea population is lower than that of Europe (82 kHz) and higher than that of Japan (65 kHz).
화학살충제의 사 용이 한 국 중서부지역 논습지에 도래하는 수조류 분포에 미치는 영향
남형규,김미란,최그린,장둘리,최승혜,조광진,최락중,나영은,김명현 한국환경생물학회 2016 환경생물 : 환경생물학회지 Vol.34 No.4
Waterbirds using rice fields has increased due to a decline of natural wetlands. The rice field is an essential habitat to supports the waterbird population. Although use of rice field by waterbirds has been widely documented, little information is available on distribution patterns of waterbirds under the pesticide use in rice fields. The current study conducted to understand the relationship between habitat use by waterbirds and pesticide applicatioins in rice fields. We monitored the distribution of waterbirds at Daeho reclaimed area in July 2013 to June 2014 and September 2014 to August 2015. As a results, three heron species (Black-crowned Night Heron Nycticorax nycticorax, Eastern Cattle Egret Bubulcus coromandus and Intermediate Egret Egretta intermedia) are more sensitive to pesticides use than other waterbird species in rice fields. Future studies are necessary to explore the relationship between bird’s distribution and management practices including pesticide use at different spatiotemporal scales.
남형규 ( Hyung Kyu Nam ),김미란 ( Mi Ran Kim ),최그린 ( Green Choi ),장둘리 ( Dooly Jang ),최승혜 ( Seung Hye Choi ),조광진 ( Kwang Jin Cho ),최락중 ( Lak Jung Choe ),최순군 ( Soon Kun Choi ),방혜선 ( Hea Son Bang ),나영은 ( Young 한국환경농학회 2016 한국환경농학회지 Vol.35 No.2
BACKGROUND: Rice fields are one of the most important habitats for various bird species. The list of bird species occurred in rice fields in Korean peninsula have been documented. However, information of listed bird species is included not only rice fields but also other wetland habitats such as lakes, tidal flats and rivers. Therefore, the study was conducted to clarify the status of bird observed in rice fields of Korea. METHODS AND RESULTS: Birds using rice fields defined as birds which forage or rest on rice paddies, levees, ditches and farming roads. Birds using rice fields recorded as total 124 species belonging to 40 families. Anatidae and Scolopacidae were the best represented family, followed by Ardeidae, Accipitridae, Motacillidae and Emberizidae; 50% of species belonged to these six families. 18 of 124 endangered wild species, which designated threatened at the national scale, found in this study regions. CONCLUSION: Despite interest in birds using rice fields of Korean peninsula, knowledge of birds and rice fields there is extremely limited. We need more studies to understand and conserve for birds in rice fields of Korea.