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Banco de dados da comunidade de mamíferos de médio e grande porte da Estação Ecológica do Taim, Rio Grande do Sul, Brasil 巴西大南州泰姆生态站大中型哺乳动物群落数据库
Pub Date : 2021-07-04 DOI: 10.53805/lads.v1i1.19
A. Bager, É. Castro
O banco de dados inclui dados derivados de levantamentos de armadilhas fotográficas de mamíferos de médio e grande porte, realizados na Estação Ecológica de Taim, uma unidade de conservação federal no sul do Brasil. Todas as informações foram registradas entre março de 2002 e maio de 2003 como parte do projeto Estrada Viva, que avaliou os efeitos da estrada sobre a biodiversidade nesta área protegida. Foram instaladas armadilhas fotográficas em quatro áreas com diferentes graus de impactos antrópicos (próximo e distante da rodovia) e tipo de vegetação (campo e floresta). Foram identificadas 13 espécies de mamíferos de médio e grande porte; 11 nativas, uma exótica e outra doméstica. As espécies foram: Capivara (Hydrochoerus hydrochaeris; n = 481), Cachorro-do-campo (Lycalopex gymnocercus; n = 68), Cachorro-do-mato (Cerdocyon thous; n = 51), Ratão-do-banhado (Myocastor coypus; n = 29), Tatu-galinha (Dasypus novemcinctus; n = 24), Mão-pelada (Procyon crancrivorus; n = 7), Zorrilho (Conepatus chinga; n = 6), Lebre (Lepus capensis; n = 5); Lontra (Lontra longicaudis; n = 4); Gato-do-mato-grande (Leopardus geoffroyi; n = 4); Gambá-de-orelhas-brancas (Didelphis albiventris; n = 3); Gato doméstico (Felis catus; n = 2); Tatu-peludo (Euphractus sexcinctus; n = 2). Os dados permitem avaliar os efeitos da paisagem e da presença de estradas na composição da comunidade faunística da região.
该数据库包括巴西南部联邦保护单位泰姆生态站(estacao ecologica de Taim)对大中型哺乳动物摄影陷阱的调查数据。所有信息都是在2002年3月至2003年5月期间记录的,作为Estrada Viva项目的一部分,该项目评估了道路对该保护区生物多样性的影响。在4个不同人为影响程度的区域(近公路和远公路)和植被类型(田野和森林)安装了摄影陷阱。共鉴定出13种大中型哺乳动物;11个是本地的,一个是外来的,一个是国内的。品种有:豚(Hydrochoerus hydrochaeris;n = 481),野狗(Lycalopex gymnocercus;n = 68),野狗(Cerdocyon thous);n = 51),浴鼠(肌海狸科珀斯;n = 29),犰狳(Dasypus novemcinctus);n = 24),手剥(Procyon crancrivorus;n = 7),狐狸(Conepatus chinga);n = 6),野兔(Lepus capensis);n = 5);水獭(水獭);n = 4);野猫(geoffroyi leopard;n = 4);白耳负鼠(Didelphis albiventris;n = 3);家猫(Felis catus);n = 2);多毛犰狳(Euphractus sexcinctus;n = 2)。这些数据可以评估景观和道路的存在对该地区动物群落组成的影响。
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引用次数: 0
Dataset on the isotopic (ẟ13C, ẟ15N) and elemental (C, N) composition of estuarine primary producers in the subtropical Southwestern Atlantic coast 西南大西洋亚热带海岸河口初级生成物同位素(ẟ13C, ẟ15N)和元素(C, N)组成数据集
Pub Date : 1900-01-01 DOI: 10.53805/lads.v1i1.10
Marianna Lanari, B. Possamai, Margareth S. Copertino, A. M. Garcia
Benthic and pelagic primary producers had their isotopic (ẟ13C, ẟ15N) and elemental (C, N) composition monitored in the Patos Lagoons estuary, in southern Brazil. The present dataset comprises temporal data obtained through seasonal samplings of C3 (Scirpus spp.) and C4 (Spartina densiflora) salt marsh plants, ephemerous bloom-forming drift macroalgae (Ulvophyceae), the widgeon grass Ruppia maritima, particulate (POM) and sedimentary (SOM) organic matter in shallow waters (< 2m) of a subtropical estuary from austral summer 2010 to autumn 2016. POM and SOM were collected as proxies of phytoplankton and microphytobenthos, respectively. Salt marsh plants were randomly sampled (N = 126) at a regularly flooded low marsh area, whereas submerged drift macroalgae (N = 29) and Ruppia plants (N = 14) were collected in adjacent mudflats. POM was collected (N = 33) by filtering water samples using glass fiber filter. SOM was obtained (N = 35) by removing superficial sediment. In laboratory, samples were processed and further analyzed for total organic carbon (TOC), total nitrogen (TN) and carbon (13C/12C) and nitrogen (15N/14N) stable isotopes ratios. With a total of 237 samples analyzed, this dataset provides key information on the isotopic and elemental composition of distinct estuarine primary producers and sources of particulate organic matter (POM and SOM) and their temporal variability in a highly variable aquatic environment. Such knowledge may add to ecological studies investigating food webs, biogeochemical cycles and sources tracking in coastal systems.
在巴西南部的帕托斯泻湖河口监测了底栖生物和中上层生物的同位素(ẟ13C, ẟ15N)和元素(C, N)组成。本数据集包括2010年夏季至2016年秋季亚热带河口南部浅水(< 2米)的C3 (Scirpus spp.)和C4 (Spartina densiflora)盐沼植物、短期形成水华的漂生大型藻类(Ulvophyceae)、海绿草(Ruppia maritima)、颗粒(POM)和沉积(SOM)有机质的季节性采样数据。POM和SOM分别作为浮游植物和微底栖植物的代表。在一个经常淹水的低沼泽区随机取样盐沼植物(N = 126),而在邻近的泥滩收集沉流大藻(N = 29)和水藻(N = 14)。采用玻璃纤维过滤器过滤水样,收集聚甲醛(N = 33)。通过去除表层沉积物获得SOM (N = 35)。在实验室中,对样品进行处理并进一步分析总有机碳(TOC)、总氮(TN)以及碳(13C/12C)和氮(15N/14N)稳定同位素比值。该数据集共分析了237个样本,提供了在高度变化的水生环境中不同河口颗粒物有机质(POM和SOM)主要生产者和来源的同位素和元素组成及其时间变化的关键信息。这些知识可能有助于研究食物网、生物地球化学循环和沿海系统来源追踪的生态研究。
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引用次数: 1
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Latin American Data in Science
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