• 제목/요약/키워드: raptors

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Distribution and abundance of wintering raptors in the Korean peninsula

  • Lee, Sangdon
    • Journal of Ecology and Environment
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    • 제36권4호
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    • pp.211-216
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    • 2013
  • The purpose of this study is to examine distribution and abundance of wintering raptors in Korea during 2000-2007 which is a rare data set for covering large landscape areas. Total 6,643 raptors of 16 species were recorded at 94 different points in west, south and east coasts, and rivers of inland areas all over Korea. During the study period, the most abundant raptors were black vulture (Aegypius monachus, 62.3%), common kestrel (Falco tinnunculus, 11.0%) and common buzzard (Buteo buteo, 10.0%), and these 3 birds were dominant species in inland areas and also considered as resident species except for black vulture. Also, there was a difference among 5 different habitat types. Black vultures were most found in estuaries whereas common buzzard and common kestrel could be found in coastal areas. Presumably raptors prefer reservoirs and estuaries probably due to lower human disturbance in these areas, and management efforts should be concentrated in inland areas for black vulture and coastal areas for common kestrel and common buzzard.

Bone Fractures in Raptors in the Daegu-Gyeongbuk Region: A Retrospective Study

  • Kim, Taeil;Kwon, Youngsam
    • 한국임상수의학회지
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    • 제33권5호
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    • pp.261-265
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    • 2016
  • The purpose of this study was to perform retrospective data collection of the sites and types of fracture in raptors in order to enable wildlife veterinarians to manage cases of fracture more effectively. This study included raptors with fracture, rescued between January 2013 and August 2015 in the Daegu-Gyeongbuk region in Republic of Korea. The data were collected from the medical reports and radiographic findings acquired from designated animal hospitals for wild animals, the Dongin Animal Hospital and the Kyungpook wildlife rescue center. The distribution, sites, and types of fracture, and outcomes of rescue and fracture management of the raptors included in this study were analyzed. Among the 31 birds included in this study, Falco tinnunculus was the most common species. Of the 42 sites of fracture, the diaphysis of the humerus was the most common site of fracture, and comminuted fracture was the most common type. Of the 31 birds, 13 were treated surgically. Intramedullary pinning with bandaging was the most common method of surgical treatment. While 7 of the 13 birds died, 2 were reintroduced into the wild, and 4 were kept captive. This study presents the evaluation of the data on the species, sites, and types of fracture, and treatment procedures and outcomes in raptors with fractures, rescued in the Daegu-Gyeongbuk region. The findings of this study could serve as a basic database for the treatment of fracture in raptors.

Long Bone Fractures in Raptors: 28 cases (2004-2007)

  • Yoon, Hun-Young;Fox, Derek B.;Jeong, Soon-Wuk
    • 한국임상수의학회지
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    • 제25권3호
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    • pp.215-217
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    • 2008
  • Medical records from the Veterinary Medical Teaching Hospital of the University of Missouri-Columbia from 2004 to 2007 were available for 28 raptors that underwent long bone fracture repair. There were 14 owls, 10 hawks, 2 vultures, 1 eagle, and 1 falcon. Mean body weight was 780 g (ranged from 150 to 1400 g) for 14 owls; 650 g (ranged from 150 to 1270 g) for 10 hawks; 1760 g (ranged from 1520 to 2000 g) for 2 vultures; 5000 g for 1 eagle; and 130 g for 1 falcon. Of all 28 fracture cases, 11 cases (39%) and 1 case (3%) were related to hit-by-car and shooting respectively. Physical examination revealed dehydration in 18 raptors (64%) and lethargy in 12 raptors (42%). Forty one long bone fractures were included in 28 cases. The radiographs revealed 13 ulnar fractures (32%), 12 humeral fractures (30%), 10 radial fractures (25%), 4 tibiotarsal fractures (9%), 1 femoral fracture (2%), and 1 fibular fracture (2%). External skeletal fixation using polymethylmethacrylate (PMMA) combined with intramedullary fixation was used in 19 long bone fractures (46%). Intramedullary fixation using intramedullary Kirschner pin was used in 16 long bone fractures (39%). No surgical treatment was performed in 6 long bone fractures (15%). This study reported that many of raptors presented dehydration and lethargy when admitted for treatment. Therefore, proper hydration and nutrition are critical pre-surgical requirements. In addition, combination of internal fixation and external skeletal fixation using PMMA might be better option to treat raptors with comminuted fracture that results from mostly trauma of hit-by-car.

Effects on hematology and blood biochemistry profile of intramuscular meloxicam injection in Brahminy kite and Barn owl

  • Ratiwan Sitdhibutr;Raveewan Ploypan;Sirawit Subaneg;Chaiyan Kasorndorkbua
    • Journal of Veterinary Science
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    • 제24권3호
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    • pp.43.1-43.8
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    • 2023
  • Background: Meloxicam is used widely for exotic animal analgesia, but its toxicity in common raptor species in Thailand is unclear. Objectives: This study evaluated the single-dose effect of intramuscular meloxicam in common raptor species in Thailand for short-term and long-term periods. Methods: Twenty-two raptors were administered a single 1 mg/kg dose of meloxicam individually via intramuscular injection. The following were evaluated: clinical appearance, body weight, body condition score, body temperature, fecal appearance, complete blood cell count, and biochemistry panel before (day 0) and after the injection (1, 7, and 30 days). The collected samples were categorized into three groups: Brahminy kite (Haliastur indus) (n = 10), adult Barn owl (Tyto javanica) (n = 4), and juvenile Barn owl (n = 8). Results: None of the raptors in the study groups showed any abnormalities. The hematological profiles were significantly different in the short-term period (day 1 and day 7). The creatinine, aspartate aminotransferase, and creatinine kinase increased in several groups. On the other hand, the packed cell volume decreased in the Brahminy kite and juvenile Barn owl groups. According to the findings, an intramuscular injection of 1 mg/kg meloxicam affected the blood biochemistry panel of the muscle, but the affected raptors recovered within one week. Conclusions: An intramuscular injection of meloxicam at a single 1 mg/kg dose in Brahminy kites and Barn owls was not associated with the morbidity, hepatotoxicity, gastrointestinal toxicity, and nephrotoxicity in the short- and long-term periods.

Fracture Analysis of Wild Birds in South Korea

  • Jang, Hyun-Kyu;Park, Jong-Moon;Ahmed, Sohail;Seok, Seong-Hoon;Kim, Ho-Su;Yeon, Seong-Chan
    • 한국임상수의학회지
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    • 제36권4호
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    • pp.196-199
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    • 2019
  • This study was conducted to evaluate and analyze fractures types, sites and surgical approach of wild birds in Korea. The study was conducted on data collected for fracture lesion sites, species, outcomes, surgical methods, treatments and medical records from wildlife centers in South Korea. All birds were subjected to clinical examination, followed by surgical invasion and post-operative care. Fractures were more common in adult non-raptor species (51.57%) as compared to raptors (48.43%). Of the 254 cases evaluated, maximum cases comprised ulnar fractures (29.70%), followed by radial (21.76%) and humeral fractures (17.35%). Treatment procedures at 340 fracture sites were maximally treated with figure-8 bandage (33.07%), external skeletal fixator-intramedullary pin (ESF+IM tie-in fixation) (20.86%), and other varied procedures. All birds were kept indoors till recovery. Treatment outcomes were dependent on the type of bone fractured and surgical method applied. Based on the surgical treatments and outcomes, birds were kept hospitalized, and released or euthanized. The findings of this study provide information for veterinarians regarding the fractures sites, basic database for the species and outcomes of fracture repair in wild birds.

Successful Treatment of Ulna Fracture in a Small Raptor

  • Kim, Taeil;Jeong, Hyo-Hoon;Choi, Donghak;Yun, Sungho;Kwon, Young-Sam
    • 한국임상수의학회지
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    • 제35권6호
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    • pp.266-268
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    • 2018
  • A wild Falco tinnunculus, which is a small raptor, was rescued and presented due to immobilization. On physical examination, a left ulnar fracture was detected, which was reduced with an intramedullary (IM) pin and soft bandaging. Passive range of motion (PROM) exercises were then conducted to prevent complications such as ankylosis. The raptor was released into the wild four weeks postoperatively. We suggest that IM pinning with bandaging and appropriate PROM exercises may effectively treat ulnar fractures in small raptors.

도시하천 야생조류의 서식 기능 향상방안 연구 - 서울시 성내천을 대상으로 - (A Study on the Improvement Plans for the Wild Bird Habitat in an Urban River - A Case Study on Seongnaecheon(Stream) in Seoul -)

  • 박군숙;박석철;한봉호
    • 한국환경복원기술학회지
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    • 제23권3호
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    • pp.23-43
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    • 2020
  • The purpose of this paper is to create ecological values for urban rivers. For this, the paper looks into river bed structures and how nearby lands are used. This study was performed to set the specific sections for analysis through a field investigation of the infrastructure conditions, surrounding land use, and the inter habitat structure of Seongnaecheon(Stream). A total of 780 individuals from 31 species of wild birds appeared in Seongnaecheon(Stream). According to foraging guild's habitat, there were 9 species of water, 8 types of water edges, 5 types of crowns, 5 types of shrubs, 2 types of tree trunks, 2 types of birds of raptors, and 355 individuals of water, 243 shrubs, 90 crowns, 84 water edges and 5 raptors. Many water birds were observed at the site where the Seongnaecheon(Stream) sandy plains and wetland herbaceous area were developed and the open water was secured. Most of the forest birds appeared on levee slope connected with forest around and riverside with fewer facilities for use. The species diversity index of Shannon, the entire section of Seongnaecheon(Stream), was 2.2697 and the downstream ecological landscape conservation area of Seongnaecheon(Stream) was found to be useful as a habitat for wild birds in the city compared to other sections. Some sections of Seongnaecheon (Stream) had low species diversity index due to lack of green space and surrounding urbanization areas. In choosing target species, I researched the special features of the habitats and the habitation structure of wild birds in each zone. Regarding detailed plans, by classifying the breeding place & roosting site and the roosting site & shelter that took account of the inhabitation characteristics of the target species in different sections, this paper suggested the major plant species and multilayer planting structures. Moreover, this study proposed the development of habitats for water birds and forest birds along with the connection of the green network for improving the Eco-corridor linkage and inhabitation features in Seongnaecheon(Stream).

금강하구에 도래하는 수조류의 월동기 군집 변화 연구 (A Study on the Community Variation of Wintering Waterbirds in Geum River, Korea)

  • 유재평;한성우;진선덕;백인환;백운기
    • 한국환경생태학회지
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    • 제28권2호
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    • pp.113-122
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    • 2014
  • 본 연구는 월동기에 해당하는 2011년 9월부터 2012년 3월까지(1차)와 2012년 9월부터 2013년 3월까지(2차) 금강하구에 도래하는 수조류 군집의 특성을 파악하기 위해 실시하였다. 조사기간 동안 맹금류를 포함한 수조류는 총 63종이 관찰되었고, 1차조사에서 50종 188,673개체, 2차조사에서 56종 116,611개체가 기록되었다. 주요 우점종은 가창오리, 청둥오리, 흰뺨검둥오리, 쇠기러기, 괭이갈매기, 혹부리오리 등으로 수면성오리류의 우점률이 높았다. 유사한 생태적 특성을 고려하여 9개 분류군으로 구분하여 기온과의 상관관계를 분석한 결과 수면성오리류, 잠수성오리류, 맹금류는 음의 상관관계를 보였으며, 백로류와 섭금류는 양의 상관관계를 보였다. 기러기류, 고니류, 수면성오리류는 금강하구둑 상류지역의 서식지 이용률이 높았고, 잠수성오리류, 백로류, 섭금류, 갈매기류는 하류지역의 이용률이 높았다.

대형 산불이 맹금류 서식에 미치는 영향 (The Effect of Forest Fire on the Raptor Habitation)

  • 한성우;이준우;백운기;이한수;김인규;홍길표;강정훈;백인환
    • 한국환경생태학회지
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    • 제19권4호
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    • pp.385-392
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    • 2005
  • 본 연구는 대형 산불이 발생한 강원도 고성군 산불피해지 역에 서식하는 맹금류의 현황을 통해 산불피해지 역이 맹금류의 서식에 미치는 영향을 알아보고자 실시하였다. 고성군 산불피해지역에서 관찰된 맹금류는 총2목 3과 8종 최대 개체수 합계 28개체가 확인되었다. 최우점종은 새홀리기였으며, 말똥가리, 황조롱이, 붉은배새매의 순으로 조사되었다. 2002년 5월에 가장 많은 종과 개체수가 관찰되었으며, 부분적 미피해지역과 미피해지역에서 5종으로 가장 많은 맹금류가 관찰되었다. 이 한 맹금류들의 종과 개체수를 증가시키기 위해서 산불피해지 역에 맹금류들이 둥지를 만들 수 있는 조건을 조성해준다면, 산불피해지 역에 서식하는 맹금류의 종과 개체수는 더욱 늘어날 것으로 판단된다.

시화호 인공습지 조성 후 조류군집의 변화 (Changes in Bird Community in Artificial Wetlands of Sihwa Lake, South Korea)

  • 허위행;이우신;임신재
    • 한국환경생태학회지
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    • 제19권3호
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    • pp.279-286
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    • 2005
  • 본 연구는 시화호 인공습지 조성 후 이지역에 도래, 서식하는 조류군집의 특성과시간이 경과함에 따른 변화양상을 파악하고 조류서식지로서 인공습지의 관리방안을 모색하고자2000년 5월부터 2002년 1월까지 실시되었다. 조사 기간 동안 관찰된 조류는총 71종이었다. 전반적으로 1차 년도에는 적은수의 종이 적은 개체수로 고르게 관찰되었으며, 2차 년도에는 종 수와 개체수가 증가하는 양상을 보였다. 특히 도요$\cdot$물떼새류와 맹금류의 증가율이 높게 나타났다. 시간 경과에 따른 조류의 증가 현상에 대한 원인을 명확히 판단하기 위해서는 앞으로 지속적인 모니터링이 필요할 것으로 판단된다 현재로서는 시화호 인공습지지역, 특히 담수 습지는 도요$\cdot$물떼새류 보다 수면성 오리류의 서식에 보다 적합한 서식환경을 제공하는 것으로 판단된다. 시화호 인공습지는 현재 갈대밭과 담수습지의 단순한 환경으로 구성되어 있다. 따라서 다양한 조류가 도래할 수 있도록 다음과 같이 서식 환경의 다양성을 높이는 습지 관리방안이 필요할 것으로 생각된다. 1) 계절에 따른 담수 습지의 수위조절,2) 다양한 종의 습지식물이 생육하는 환경을 조성, 3) 일정 면적에 모래밭이나 자갈밭, 초지 등을 조성할 필요가 있는 것으로 판단된다.