• Title/Summary/Keyword: 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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    • v.36 no.4
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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
    • Journal of Veterinary Clinics
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    • v.33 no.5
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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
    • Journal of Veterinary Clinics
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    • v.25 no.3
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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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    • v.24 no.3
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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
    • Journal of Veterinary Clinics
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    • v.36 no.4
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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
    • Journal of Veterinary Clinics
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    • v.35 no.6
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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.

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

  • Park, Goon-Sook;Park, Seok-Cheol;Han, Bong-Ho
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.23 no.3
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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).

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

  • Yu, Jae-Pyoung;Han, Sung-Woo;Jin, Seon-Deok;Paik, In-Hwan;Paek, Woon-Kee
    • Korean Journal of Environment and Ecology
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    • v.28 no.2
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    • pp.113-122
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    • 2014
  • This study was conducted to clarify the community characteristics of wintering waterbirds in Geum River from September, 2011 to March, 2012 (1st) and from September, 2012 to March, 2013 (2nd). 63 species of waterbirds including raptors were observed during the survey. 50 species of 188,673 individuals recorded during the first survey, and 56 species of 116,611 individuals were recorded during the second survey. The dominant species was high dominance dabbling ducks by Baikal Teals, Mallards, Spot-billed Ducks, Greater White-fronted Geese, Black-tailed Gulls and Common Shelducks. We classified the wintering waterbirds into 9 taxa based on the similar ecological characteristics and analyzed the correlation with temperature. As a result, dabbling ducks, diving ducks and raptors showed positive correlation and herons and waders showed negative correlation. Geese, swans and dabbling ducks were high habitat utilization ratio at the Geumgang estuary barrage upstream area, and diving ducks, herons, waders and gulls were high habitat utilization ratio at the Geumgang estuary barrage downstream area.

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

  • Ran Sung-Woo;Lee Joon-Woo;Paek Woon-Kee;Lee Han-Soo;Kim In-Kyn;Hong Gil-Pyo;Kang Jung-Roon;Paek In-Rwan
    • Korean Journal of Environment and Ecology
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    • v.19 no.4
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    • pp.385-392
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    • 2005
  • This study was conducted in order to analysis the forest fire effect to the raptors habitating in and around the large forest fire occurred area, Goseong country, Gangwon province, Korea. There were observed raptor birds belonging to 8 species, 3 families, and 2 orders in the survey area. The most dominant species was Eurasian Hobby(Falco subbuteo), which was followed by Common Buzzard(Buteo buteo), Kestrel(Faico tinnunculus) and Chinese Sparrow Hawk(Accipiter soloensis). The largest number of species and individuals were observed in May 2002. In partially undamaged areas and undamaged areas, five species of rapacious birds were observed, which was the largest number of species observed. If an environment where rapacious birds can build nests is created in forest fire damaged area in order to raise the number of species and population, the number of species and population of rapacious birds living in the forest fire damaged area will grow further.

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

  • Hur Wee-Haeng;Lee Woo-Shin;Rhim Shin-Jae
    • Korean Journal of Environment and Ecology
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    • v.19 no.3
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    • pp.279-286
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    • 2005
  • This study was conducted to analyze the changing pattern of the bird community after the construction of artificial wetland at Sihwah lake from may 2000 to January 2002. Total seventy seven bird species were recorded at Sihwa artificial wetland area during the survey. Number of the bird species and individuals were increased in second year than first survey year. Especially shorebirds and raptors were more increased than other groups. Long-term and continuous monitoring of bird community would be needed to clarify the reasons of increasing pattern of bird species and individuals in artificial wetlands of Sihwa lake. Until now, this area has been considered as suitable habitat for dabbling ducks than shore birds and has simple habitat environment consisting of open water surface and reed beds. Therefore, we suggest the follows for creation of diverse habitat types: 1) seasonal water-level manipulation 2) management of diverse aquatic plants and 3) creation of diverse land cover; sandy fields, gravelly fields, grasslands, etc.