Eastern Caribbean

东加勒比海
  • 文章类型: Journal Article
    东加勒比岛多米尼加经历了来自北大西洋飓风季节的各种负面影响,包括2017年飓风玛丽亚等致命风暴。脆弱性因地理位置而增加,小岛屿发展中国家的地位,和生态系统特征。各种负面健康影响,包括压力和焦虑是由强大的风暴引起的。在这个风暴后的环境中,对中年(“三明治一代”)幸存者的观点进行了充分研究。
    这项现象学定性研究描述了中年(35-55岁)多米尼加人的看法,根据多米尼加气候复原力执行机构(CREAD)指定的四个自然灾害脆弱性类别,有目的地从社区中招募并提供看门人援助,关于他们在严重风暴背景下的生活经历。数据是在2022年6月至8月之间收集的,主要使用基于Zoom的半结构化,个人访谈(13个中的12个),以饱和和最大变化的原则为指导。逐字访谈笔录进行主题分析,并使用ATLAS进行持续比较。ti支持的混合演绎-归纳编码帧。反身性和接触汇总表用于最大程度地减少偏差。
    招募了来自不同CREAD脆弱性和社会人口统计学背景的10名女性和3名男性。数据浓缩产生了三个组织主题:(i)“严重风暴对健康的不同影响”,(ii)“对严重风暴的响应和恢复”,和(iii)“严重风暴的准备和预防措施”。这些主题概括了严重风暴对多米尼加人的健康影响,并阐明了促进和阻碍复原力因素的作用。
    严重的风暴产生了直接和间接的精神,社会,以及身体健康对中年多米尼加人的影响,包括焦虑和倦怠.参与者使用基于信仰的,切实的社区支持,和情感机制来应对和表现出韧性。更好的风险沟通和预警系统将改善人口准备状况。一些参与者对风暴准备的持续沮丧态度表明,需要有针对性的方法来加强社区对灾难规划的参与,包括传统的方法,如“政变”(自助)。
    UNASSIGNED: The Eastern Caribbean island of Dominica has experienced diverse negative effects from the North Atlantic hurricane season, including deadly storms like Hurricane Maria in 2017. Vulnerability is increased by geographic location, small island developing state (SIDS) status, and ecosystem characteristics. A variety of negative health effects including stress and anxiety are caused by powerful storms. The perspectives of middle-aged (the \"sandwich generation\") survivors in this post-storm milieu are understudied.
    UNASSIGNED: This phenomenological qualitative study describes the perceptions of middle-aged (35-55 years) Dominicans, purposively recruited with gatekeeper assistance from communities stratified according to four natural hazard vulnerability categories designated by the Climate Resilience Execution Agency for Dominica (CREAD), regarding their lived experiences in the context of severe storms. Data was collected between June and August 2022, using primarily Zoom-based semi-structured, individual interviews (12 of 13), guided by the principles of saturation and maximum variation. Verbatim interview transcripts were thematically analyzed with constant comparison using an ATLAS.ti-supported hybrid deductive-inductive coding frame. Reflexivity and contact summary sheets were used to minimize bias.
    UNASSIGNED: Ten women and three men from diverse CREAD vulnerability and sociodemographic backgrounds were recruited. Data condensation yielded three organizing themes: (i) \"The diverse health effects of severe storms\", (ii) \"Response to and recovery from severe storms\", and (iii) \"Preparedness and precaution for severe storms\". These themes encapsulated the health impacts of severe storms on Dominicans and elucidated the role of facilitating and barricading resilience factors.
    UNASSIGNED: Severe storms produced direct and indirect mental, social, and physical health impacts on middle-aged Dominicans, including anxiety and burnout. Participants used faith-based, tangible community-based support, and emotional mechanisms to cope with and demonstrate resilience. Better risk communication and early warning systems would improve population readiness. Persistent dispirited attitudes toward storm preparedness among some participants suggest the need for targeted methods to enhance community involvement in disaster planning, including traditional approaches like \"coup-de-main\" (self-help).
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  • 文章类型: Journal Article
    Anoles是一组广泛分布的爬行动物,作为宠物动物也越来越受欢迎。这些物种已被描述为许多具有兽医和医学重要性的寄生虫的副属和中间宿主。然而,虽然人类和动物如猫和狗可能经常与anoles相互作用,在评估anoles对公共和兽医健康意义的寄生虫的全部潜力方面,很少进行研究。当前的研究分析了在圣基茨捕获和解剖的Anoles的寄生虫,西印度群岛,描述这些爬行动物中的寄生种群,并评估Anoles作为中间/paratenic宿主的潜在作用。从2019年3月到5月,在人道安乐死后收集了11种安乐死的样本,并进行了粗略评估,组织学上,和分子上寄生虫的存在。组织学评估显示成年蛔虫,氧化脲,和胃内的螺旋体,以及肠道内的成虫,和肠壁内的幼虫吸虫。基于18SrRNA和ITS2DNA标记的线虫和吸虫的分子分析,分别,鉴定出的鱼翅目。(99.4-99.8%与鱼翅目相同,mirandai藻,鱼翅目,品翅目)和桔梗(99.7%相同)。本研究中的疟原虫ITS2序列的系统发育分析与来自不同地理区域和寄主的相同物种单系克隆。我们的研究强调了理解在未被充分研究的寄生虫的生命周期中所起的作用的重要性,以及这些动物作为中间或paratenic宿主的潜力。
    Anoles are a widely distributed group of reptiles that are also increasing in popularity as a pet animal. These species have been described as paratenic and intermediate hosts for many parasites of veterinary and medical importance. However, while human and animals such as cats and dogs may often interact with anoles, little research has been conducted in terms of assessing the full potential of anoles to harbor parasites of public and veterinary health significance. The current study analyzed the parasites of anoles captured and dissected in St. Kitts, West Indies, to describe the parasitic population within these reptiles and evaluate the potential role of anoles as intermediate/paratenic hosts. From March until May of 2019, samples from 11 anoles were collected following humane euthanasia and evaluated grossly, histologically, and molecularly for the presence of parasites. Histologic evaluation revealed adult ascarids, oxyurids, and spirurids within the stomach, as well as intraluminal adult ascarids within the intestine, and encysted larval trematodes within the intestinal wall. Molecular analysis based on 18S rRNA and ITS2 DNA markers for nematodes and trematodes, respectively, identified Physaloptera sp. (99.4-99.8% identical with Physaloptera turgida, Physaloptera mirandai, Physaloptera retusa, Physaloptera rara) and Platynosomum illiciens (99.7% identical). Phylogenetic analysis of ITS 2 sequences of P. illiciens from this study cladded monophyletically with the same species from different geographic areas and hosts. Our study highlights the importance of understanding the role anoles play in the life cycles of less well-studied parasites, and the potential of these animals to act as intermediate or paratenic hosts.
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  • 文章类型: Journal Article
    管理被遗弃,丢失和以其他方式丢弃的渔具(ALDFG)是一项关键挑战,可以通过建立强有力的渔具标记条款来帮助。本研究分析了VGMFG在东加勒比海州的实施情况。它对这一问题进行了社会法律审查,并分析了遵守和执行方面的差距。通过采访2个司法管辖区的56名渔民以及6名国家和区域渔业管理专家,收集了经验数据。安提瓜和巴布达的《渔业条例》为VGMFG的实施提供了最强有力的支持,而多米尼加和格林纳达都没有对装备标记的监管支持。该区域的渔民和渔业管理人员都确认了在建立渔具标识计划方面的遵守和执行差距,虽然区域渔业专家强调了有限的人类,各部门的财政和基础设施能力,以有效实施这些计划以及其他ALDFG管理措施。
    Managing abandoned, lost and otherwise discarded fishing gear (ALDFG) is a critical challenge that can be aided by the establishment of strong provisions for the marking of gear. This study presents an analysis of implementation of the VGMFG in Eastern Caribbean states. It provides a socio-legal review of this issues and an analysis of compliance and implementation gaps. Empirical data was gathered through interviews with 56 fishers in 2 jurisdictions as well as 6 national and regional fisheries management experts. Antigua and Barbuda\'s Fisheries Regulations provided the strongest support to implementation of the VGMFG, while neither Dominica nor Grenada had weak regulatory support for gear marking. Both fishers and fisheries managers in the region confirmed compliance and implementation gaps in the establishment of gear marking schemes, while regional fisheries experts highlighted the limited human, financial and infrastructural capacity of departments to effectively implement such schemes along with other ALDFG management measures.
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  • 文章类型: Journal Article
    量化自然对旅游业的价值的能力对自然资源管理和可持续发展政策具有重要意义。在东加勒比海地区尤其如此,许多国家都在拥抱蓝色经济的概念。利用用户生成的内容(UGC)来了解游客活动和偏好,包括使用人工智能和机器学习方法,仍处于开发和应用的早期阶段。这项工作描述了一项新的工作,该工作对五个小岛屿国家的旅游业的多个依赖自然的部门进行了建模和映射。它广泛使用UGC,在承认挑战并通过实质性投入加强方法的同时,更正,以及当地专家的修改。我们衡量旅游业自然依赖性的方法是实用和可扩展的,生产数据,足够详细和准确的地图和统计数据,以支持可持续的资源管理,海洋空间规划,以及更广泛地推广蓝色经济框架。
    The ability to quantify nature\'s value for tourism has significant implications for natural resource management and sustainable development policy. This is especially true in the Eastern Caribbean, where many countries are embracing the concept of the Blue Economy. The utilization of user-generated content (UGC) to understand tourist activities and preferences, including the use of artificial intelligence and machine learning approaches, remains at the early stages of development and application. This work describes a new effort which has modelled and mapped multiple nature dependent sectors of the tourism industry across five small island nations. It makes broad use of UGC, while acknowledging the challenges and strengthening the approach with substantive input, correction, and modification from local experts. Our approach to measuring the nature-dependency of tourism is practical and scalable, producing data, maps and statistics of sufficient detail and veracity to support sustainable resource management, marine spatial planning, and the wider promotion of the Blue Economy framework.
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  • 文章类型: Journal Article
    本文利用蒙特塞拉特和圣文森特的加勒比岛屿上的火山爆发来探讨英国殖民统治在过去和过去(1800-2000年)中对危险事件的反应和恢复所起的作用,反过来,危险的性质对这些反应的影响。它表明,对自然灾害的系统性脆弱性是由于援助对策不足和长期的长期问题造成的,并表明这些问题加剧了灾害影响。通过分析综合危害影响,以产生跨危害的缓解措施,并确定与政治决策时间尺度更紧密匹配的行动,可以减少脆弱性。将当地的知识和经验纳入风险分析,可以最有效地利用援助资源,在紧急情况之前。最后,将长期发展援助与应急反应相结合,将在立即重建和短期恢复中改善成果并适应长期脆弱性。
    This paper uses volcanic eruptions on the Caribbean islands of Montserrat and Saint Vincent to explore the role that British colonial rule in the past and near past (1800-2000) has played in response to and recovery from hazardous events, and in turn, the influence that the nature of the hazards has on these responses. It shows that systemic vulnerabilities to natural hazards have been created by inadequate aid responses and longer-term chronic problems and demonstrates that hazard impacts are compounded by them. Vulnerabilities could be reduced by analysing integrated hazard impacts to generate mitigative measures across hazards and identify actions that more closely match timescales of political decision-making. Incorporating local knowledge and experience into risk analysis will enable the most effective use of aid resources, ahead of emergencies. Finally, coupling aid for long-term development with emergency response would improve outcomes and adaptation to longer-term vulnerabilities in immediate rebuilding and short-term recovery.
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  • 文章类型: Journal Article
    分布在世界各地的热带和温带水域,在整个大加勒比海地区发现了叶照菌(即,加勒比海的严格意义,墨西哥湾,佛罗里达,巴哈马,和百慕大)。我们现在讨论的多样性,生态学,生物地理学,以及根据先前的研究和整个东部收集的大量样本,南方,在较小程度上是西加勒比海。现在记录了大加勒比海地区共有18种Lobophora物种,其中五个是新描述的(L.agardhiisp.11月。,L.dickieisp.11月。,L.lamourouxiisp.11月。,L.richardiisp.11月。,和L.setchelliisp.11月。).在大加勒比海地区,加勒比海东部和中部省是最多样化的生态区和省(16spp。),分别。观察到的分布模式表明,来自大加勒比海地区的Lobophora物种具有气候亲和力(即,温带与热带亲和力)。总的来说,11种植物仅出现在大加勒比海地区;西大西洋有6种;两个在印度太平洋;一个在东太平洋。生物地理学分析支持巴拿马地峡没有物种形成,大加勒比是印度-太平洋物种的接受国,也是多样化地区以及东北大西洋的捐助国地区。大加勒比海地区不是Lobophora进化的死胡同,而是产生和输出多样性。目前的结果表明,基于DNA识别的采样如何重塑生物地理模式,我们知道他们。
    Distributed in tropical and warm-temperate waters worldwide, Lobophora species are found across the Greater Caribbean (i.e., Caribbean sensu stricto, Gulf of Mexico, Florida, the Bahamas, and Bermuda). We presently discuss the diversity, ecology, biogeography, and evolution of the Greater Caribbean Lobophora species based on previous studies and an extensive number of samples collected across the eastern, southern, and to a lesser extent western Caribbean. A total of 18 Lobophora species are now documented from the Greater Caribbean, of which five are newly described (L. agardhii sp. nov., L. dickiei sp. nov., L. lamourouxii sp. nov., L. richardii sp. nov., and L. setchellii sp. nov.). Within the Greater Caribbean, the eastern Caribbean and the Central Province are the most diverse ecoregion and province (16 spp.), respectively. Observed distribution patterns indicate that Lobophora species from the Greater Caribbean have climate affinities (i.e., warm-temperate vs. tropical affinities). In total, 11 Lobophora species exclusively occur in the Greater Caribbean; six are present in the western Atlantic; two in the Indo-Pacific; and one in the eastern Pacific. Biogeographic analyses support that no speciation occurred across the Isthmus of Panama, and that the Greater Caribbean acted as a recipient region for species from the Indo-Pacific and as a region of diversification as well as a donor region to the North-eastern Atlantic. The Greater Caribbean is not an evolutionary dead end for Lobophora, but instead generates and exports diversity. Present results illustrate how sampling based on DNA identification is reshaping biogeographic patterns, as we know them.
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  • 文章类型: Journal Article
    This study measured the concentration of total mercury (THg) and selenium (Se), and calculated the Se:Hg molar ratios in the muscle, blubber, liver, and kidney of small cetaceans (false killer whale, Pseudorca crassidens; killer whale, Orcinus orca; Risso\'s dolphin, Grampus griseus; short-finned pilot whale, Globicephala macrorhynchus; and dolphins of the genus Stenella) taken for human consumption off St. Vincent, West Indies. Overall, 122 samples were analyzed; mean THg concentrations (μg/g dry weight) were highest in the liver (730), followed by the kidney (274), muscle (76.4), and blubber (4.57). To explain variability in muscle THg concentrations, carbon (δ13C) and nitrogen (δ15N) stable isotope ratios were analyzed to explore differences in dietary carbon source and relative trophic position, respectively, among species. There was no relationship between δ15N and THg concentration, but there was a positive relationship between δ13C and THg concentration. On average for each species, the Se:Hg molar ratios were >1 in blubber and <1 in muscle. All liver samples and the majority of kidney, muscle, and blubber samples exceeded the FAO/WHO human consumption advisory level of 1 μg/g wet weight. Based on our estimations, consuming only 6.6 g of muscle a week would exceed the MeHg provisional tolerable weekly intake of 1.6 μg MeHg/kg body weight/week for a 60 kg person. Given the high THg concentration in these cetaceans and the frequency at which these tissues are consumed, this is a potential human health issue that warrants further investigation.
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  • 文章类型: Journal Article
    西印度群岛的马被用于娱乐目的,旅游业,赛车和农业或可以在野生种群中找到。在加勒比盆地,人们对一些主要马传染病的流行知之甚少,一些具有人畜共患潜力,被OIE列为可报告的。我们的目标是研究西尼罗河病毒(WNV)抗体的流行,马疱疹病毒-1和4(EHV-1和EHV-4),马流感(EI),使用回顾性血清学便利研究的马病毒性动脉炎(EVA)和马传染性贫血病毒(EIAV)。我们用了180份马血清样本,140来自圣基茨的马和40来自驴,尼维斯,和圣尤斯特歇斯,在2006年至2015年之间收集,使用ELISA试剂盒和病毒中和(用于WNV和EVA)进行了测试。将ELISA与病毒中和检测相结合,25份(13.8%)马血清为WNV阳性(土著和进口马的混合物),3份血清(1.6%)的结果令人怀疑。对于EHV-1,41种马(23.7%),平均年龄6.7岁,血清呈阳性。对于EHV-4,发现138种马血清呈阳性(82.8%),平均年龄6.3岁。对于EI来说,49种马(27.2%),平均年龄7.5岁,ELISA呈血清阳性,一些以前接种过疫苗的马。在病毒中和测试中没有发现针对EAV的抗体,虽然一只动物(0.6%),ELISA为EAV阳性。所有样品均为EIAV阴性。EHV-1和EHV-4的血清阳性率与世界其他地区相似。在研究中首次报道了抗WNV和EI抗体的血清学证据。这是在土著和进口动物中发现的,强调需要根据病毒检测的补充方法制定适当的监测计划。需要进一步的研究来定义患病率,传输速率,表征局部病毒株,并研究它们对这些人群的影响。
    Equines in the West Indies are used for recreational purposes, tourism industry, racing and agriculture or can be found in feral populations. Little is known in the Caribbean basin about the prevalence of some major equine infectious diseases, some with zoonotic potential, listed as reportable by the OIE. Our objective was to study the prevalence of antibodies for West Nile Virus (WNV), Equine Herpes Virus-1 and 4 (EHV-1 and EHV-4), Equine Influenza (EI), Equine Viral Arteritis (EVA) and Equine Infectious Anemia Virus (EIAV) using a retrospective serological convenience study. We used 180 equine serum samples, 140 from horses and 40 from donkeys in St. Kitts, Nevis, and Sint Eustatius, collected between 2006 and 2015 that were tested with ELISA kits and virus neutralization (for WNV and EVA). Combining ELISA with virus neutralization testing, 25 (13.8%) equine sera were WNV positive (a mixture of indigenous and imported equines) and 3 sera (1.6%) showed doubtful results. For EHV-1, 41 equines (23.7%), mean age 6.7 years, were seropositive. For EHV-4, 138 equines were found seropositive (82.8%), mean age 6.3 years. For EI, 49 equines (27.2%), mean age 7.5 years, were seropositive on ELISA, some previously vaccinated horses. No antibodies against EAV were found on virus neutralization testing, although one animal (0.6%), was EAV positive on ELISA. All samples were EIAV negative. The seroprevalence for EHV-1 and EHV-4 is similar to other parts of the world. For the first time in the study location serologic evidence of antibodies against WNV and EI is reported. This was found in both indigenous and imported animals, highlighting the need for developing proper surveillance plans based on complementary methods of virus detection. Further studies will be needed to define the prevalence, rates of transmission, characterize local virus strains, and study their impact on these populations.
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  • 文章类型: Journal Article
    2010年,加勒比海东南部地区出现了严重的珊瑚白化现象,其中包括了Tobago岛,珊瑚礁受到陆地径流的沉积和高营养水平的影响。在这里,我们研究珊瑚群体大小分布随时间的变化(2010-2013),2010年漂白事件后,整个多哥地区的幼年丰度和沉积率。结果表明,由于局部因素和过去的干扰,漂白前的珊瑚覆盖率已经很低,2010年事件仅影响特定易感物种的种群规模结构,并增加了小型菌落的比例。幼鱼密度低(平均为5.4±6.3幼鱼/m(-2))表明,已经经历了有限的招募,尤其是大型广播物种。幼年的分布和单个物种对漂白事件的反应支持了这样一种观念,即加勒比海珊瑚礁正变得由杂草的非框架建筑类群主导,这些类群对干扰更具抵抗力。
    In 2010, severe coral bleaching was observed across the southeastern Caribbean, including the island of Tobago, where coral reefs are subject to sedimentation and high nutrient levels from terrestrial runoff. Here we examine changes in corals\' colony size distributions over time (2010-2013), juvenile abundances and sedimentation rates for sites across Tobago following the 2010 bleaching event. The results indicated that since pre-bleaching coral cover was already low due to local factors and past disturbance, the 2010 event affected only particular susceptible species\' population size structure and increased the proportion of small sized colonies. The low density of juveniles (mean of 5.4±6.3 juveniles/m(-2)) suggests that Tobago\'s reefs already experienced limited recruitment, especially of large broadcasting species. The juvenile distribution and the response of individual species to the bleaching event support the notion that Caribbean reefs are becoming dominated by weedy non-framework building taxa which are more resilient to disturbances.
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  • 文章类型: Journal Article
    在东加勒比地区,医生为艾滋病毒/艾滋病患者(PLWHA)提供护理的能力受到经济限制的影响,管理人际互动的社会文化规范,以及与疾病相关的普遍污名。尽管经济环境决定了国家获得各种治疗和监测技术的能力,东加勒比海地区的医生通过做出受控制人际关系的集体主义精神影响的选择来应对资源有限的环境中的执业。通过定性访谈,该研究发现,与这种疾病相关的社会耻辱要求医生“多走一英里”,以允许PLWHA在小范围内保护他们的隐私的方式提供护理,紧密联网的社会。
    Physicians\' ability to provide care to patients living with HIV/AIDS (PLWHA) in the Eastern Caribbean is influenced by economic constraints, sociocultural norms that govern interpersonal interactions, and the pervasive stigma linked to the disease. Although the economic environment determines national capacity to acquire various treatment and monitoring technologies, Eastern Caribbean physicians respond to practicing in a resource-limited setting by making choices that are influenced by the collectivist ethos that governs interpersonal relationships. Through qualitative interviews, the study finds that the social stigma associated with the disease requires physicians to \"go the extra mile\" to provide care in ways that allow PLWHA to protect their privacy in small, closely networked societies.
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