Showing 1,681 - 1,700 results of 1,838 for search '"rare species"', query time: 0.23s Refine Results
  1. 1681

    Economic values of conservation and management attributes in Bako National Park, Sarawak, Malaysia by Kamri, Thalany

    Published 2014
    “…The results show that visitors are mostly concern for the issue of decreasing in the population of rare species. Visitors are willing to pay to improve the level from continuous to slow down the decreasing rate. …”
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    Thesis
  2. 1682

    <title language="eng">Floristic composition and similarity of 15 hectares in Central Amazon, Brazil by Kátia Emidio da Silva, Sebastião Venancio Martins, Carlos Antonio Alvares Soares Ribeiro, Nerilson Terra Santos, Celso Paulo de Azevedo, Francisca Dionizia de Almeida Matos, Ieda Leão do Amaral

    Published 2011-12-01
    “…Approximately 49% of species had up to ten individuals and 13% appeared only once in all sampled plots, showing a large occurrence of rare species. Our study area is on a forest presenting a high tree species diversity with Shannon’s diversity index of 4.49. …”
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    Article
  3. 1683

    Forest recovery after supervised and conventional logging in Ulu Muda Forest Reserve, Kedah, Malaysia by Sadeghi, Seyed Mousa

    Published 2016
    “…The tree species composition of the study site contributed to 17.7%, 40.6% and 71.0% of total tree species, genera and families found in Peninsular Malaysia; of these 79 are endemic species including eight rare species and one very rare species. Five new records for Kedah; Diospyros apiculata, Diospyros argentea, Macaranga recurvata, Macaranga constricta and Cryptocarya bracteolata were found in the study site. …”
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    Thesis
  4. 1684

    Rare and protected vascular plants in Yugyd va National Park (Russia) by Liudmila V. Teteryuk, Svetlana V. Degteva, Vladimir A. Kanev, Olga E. Valuyskikh, Boris Yu. Teteryuk, Ekaterina E. Kulyugina

    Published 2020-11-01
    “…More than a third of all the rare species known in the Yugyd va National Park are under protection in the adjacent Russian regions of the Urals and the North-East of European Russia. …”
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    Article
  5. 1685

    Aerial abundance estimates for two sympatric dolphin species at a regional scale using distance sampling and density surface modeling by Holly C. Raudino, Phil J. Bouchet, Phil J. Bouchet, Corrine Douglas, Ryan Douglas, Kelly Waples

    Published 2023-01-01
    “…Monitoring wildlife populations over scales relevant to management is critical to supporting conservation decision-making in the face of data deficiency, particularly for rare species occurring across large geographic ranges. …”
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    Article
  6. 1686

    Florística e fitossociologia de uma floresta de vertente na Amazônia Central, Amazonas, Brasil Floristic and phytosociology of a slope forest in Central Amazonia, Amazonas, Brazil... by Arlem Nascimento de Oliveira, Iêda Leão do Amaral

    Published 2004-01-01
    “…The edaphic and topographic heterogeneity, recruitment rates of new individuals and locally rare species at the community level, may have contributed to the high dissimilarity (36.2%) and floristic diversity registered in this study.…”
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    Article
  7. 1687

    Pregnancy diagnosis and sex identification with urinary glycopatterns of two mammal species by Jiayi Yang, Shiyu Jin, Simeng Zhang, Shujun He, Rui Chen, Yinghu Lei, Ruliang Pan, He Zhang, Zhongfu Wang, Zheng Li, Hanjie Yu, Guixin Dong, Changhong Shi, Baoguo Li, Songtao Guo

    Published 2023-12-01
    “…Summary: Glycome in urine could be promising biomarkers for detecting pregnancy diagnosis and sex noninvasively for animals, especially for rare species. We explore the applicability of grouping golden snub-nosed monkeys by sex or diagnosing pregnancy based on their urinary glycopatterns, which are determined via lectin microarray combining mass spectrometry analysis. …”
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    Article
  8. 1688

    Biocalcification crisis in the continental shelf under ocean acidification by Shuaishuai Dong, Yanli Lei, Tiegang Li, Yifei Cao, Kuidong Xu

    Published 2023-11-01
    “…In contrast, the diversity increased roughly under OA conditions implying OA might stimulate the emergence of rare species and promote community diversity to some extent. …”
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    Article
  9. 1689

    Integrative Taxonomic, Ecological and Genotyping Study of Charophyte Populations from the Egyptian Western-Desert Oases and Sinai Peninsula by Abdullah A. Saber, Andrey A. Gontcharov, Arthur Yu. Nikulin, Vyacheslav Yu. Nikulin, Walaa A. Rayan, Marco Cantonati

    Published 2021-06-01
    “…Based on our integrative study, the globally rare species <i>C. globata</i> was reported for the second time for the whole African continent. …”
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    Article
  10. 1690

    Potential Geographic Range of the Endangered Reed Parrotbill <i>Paradoxornis heudei</i> under Climate Change by Wan Chen, Keer Miao, Kun Guo, Weiya Qian, Wan Sun, Hao Wang, Qing Chang, Chaochao Hu

    Published 2023-04-01
    “…The phenomenon of global climate change can impact the geographic range and biodiversity, thereby heightening the vulnerability of rare species to extinction. The reed parrotbill (<i>Paradoxornis heudei</i> David, 1872) is endemic to central and eastern China, it is mainly distributed in the middle and lower reaches of the Yangtze River Plain and the Northeast Plain. …”
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    Article
  11. 1691

    Multi‐species occupancy modeling reveals methodological and environmental effects on eDNA detection of amphibians in temporary ponds by Sara Peixoto, Mário Mota‐Ferreira, Cátia Chaves, Guillermo Velo‐Antón, Pedro Beja, Bastian Egeter

    Published 2023-07-01
    “…However, reaching high detection probabilities for rare species (Pelodytes atlanticus, Pleurodeles waltl, Triturus pygmaeus) would require larger sampling effort than that used in our study. …”
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    Article
  12. 1692

    Environmental features and dynamics of plankton communities in a mountain glacial moraine lake (Baikal Lake basin, Russia) by Ekaterina Yu. Afonina, Natalya A. Tashlykova, Alexey P. Kuklin, Gazhit Ts. Tsybekmitova

    Published 2020-08-01
    “…The species of Euchlanis alata, Acantocyclops capillatus, and Cyclops abyssorum are rare species for the water bodies in the Trans-Baikalsky Krai. …”
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    Article
  13. 1693

    Zooplankton assemblages from a tidal channel in the Bahía Blanca Estuary, Argentina by Mónica Susana Hoffmeyer, María Sonia Barría de Cao

    Published 2007-06-01
    “…Comparison with the zooplankton observed at a station in the Main channel of the estuary showed differences in number of taxa represented, a general lower abundance of both assemblages and the presence of some rare species, a fact which is discussed.<br>Neste estudo pesquisamos pela primeira vez as associações do zooplâncton num pequeno canal de maré, relativamente novo e chamado Bahía del Medio, localizado na região média-exterior do estuário da Bahía Blanca e ao sul do canal principal. …”
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    Article
  14. 1694

    Increasing habitat connectivity in agricultural landscapes as a weed management strategy reconciling ecology and agronomy by Léa Uroy, Cendrine Mony, Aude Ernoult, Audrey Alignier

    Published 2022-06-01
    “…Some of these relationships were influenced by the presence of rare species. Overall, high connectivity provided by grassland elements increases weed evenness and reduces weed abundance by shaping weed functional composition. …”
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    Article
  15. 1695
  16. 1696

    Sludge worms species (Oligochaeta: Naididae: Tubificinae) From Different Aquatic Habitat in Baghdad / Iraq by Baghdad Science Journal

    Published 2013-06-01
    “…B. sowerbyi was abundant in all study sites, while other species were recorded between few to rare species except L. udekemianus which was abundant in site Al-Jaish canal, and T. tubifex in site Tigris River / Al- Zaafaranyia.…”
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    Article
  17. 1697

    KONSERVASI KEANEKARAGAMAN HAYATI TANAMAN PADA SISTEM KALIWU DI PULAU SUMBA (Plant Biodiversity Conservation On Kaliwu System at Sumba Island) by Gerson N. Njurumana, Djoko Marsono, Irham Irham, Ronggo Sadono

    Published 2014-05-01
    “…Based on the community perspective, manifestation is implemented through the plant biodiversity management in the Kaliwu system of 145 species, including endangered and rare species from 52 families. The basic values and principles of plant biodiversity conservation that the community has conducted on the Kaliwu system are based on the harmony and sustainability between utilization and conservation.…”
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    Article
  18. 1698

    Plant species diversity assessment and monitoring in catchment areas of River Chenab, Punjab, Pakistan. by Muhammad Azhar Ali, Muhammad Sajjad Iqbal, Khawaja Shafique Ahmad, Muhammad Akbar, Ansar Mehmood, Syed Atiq Hussain, Noshia Arshad, Saba Munir, Hajra Masood, Tahira Ahmad, Ghulam Muhiyuddin Kaloi, Muhammad Islam

    Published 2022-01-01
    “…Future conservation efforts should be concentrated on SWOT analysis outcome in terms of stopping illegal consumption of natural resources, restoration of plant biodiversity through reforestation, designating protected areas and multiplying rare species locally.…”
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    Article
  19. 1699

    A new giant species of placented worm and the mechanism by which onychophorans weave their nets (Onychophora: Peripatidae) by Bernal Morera-Brenes, Julián Monge-Nájera

    Published 2010-12-01
    “…Like all onychophorans, P. solorzanoi is a rare species: active protection of the habitat of the largest onychophoran ever described, is considered urgent. …”
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    Article
  20. 1700