36 research outputs found

    ZADOVOLJSTVO POSLOM ZAPOSLENIKA U HOTELSKOJ INDUSTRIJI HRVATSKE

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    Mjerenje zadovoljstva zaposlenika poslom pomaže managerima u donošenju na informacijama baziranih odluka u području upravljanja ljudskim potencijalima, ali i poduzeća sveukupno. Mjerenje osim toga doprinosi razumijevanju načina na koji se zadovoljstvo poslom uklapa u sveukupnu sliku motivacije za rad i rezultata rada. U ovom su radu prezentirani rezultati istraživanja zadovoljstva zaposlenika poslom u hrvatskoj hotelskoj industriji

    Tanzania's reptile biodiversity : Distribution, threats and climate change vulnerability

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    Assessments of biodiversity patterns and threats among African reptiles have lagged behind those of other vertebrate groups and regions. We report the first systematic assessment of the distribution, threat status, and climate change vulnerability for the reptiles of Tanzania. A total of 321 reptile species (including 90 Tanzanian endemics) were assessed using the global standard IUCN Red List methodology and 274 species were also assessed using the IUCN guidelines for climate change vulnerability. Patterns of species richness and threat assessment confirm the conservation importance of the Eastern Arc Mountains, as previously demonstrated for birds, mammals and amphibians. Lowland forests and savannah-woodland habitats also support important reptile assemblages. Protected area gap analysis shows that 116 species have less than 20% of their distribution ranges protected, among which 12 are unprotected, eight species are threatened and 54 are vulnerable to climate change. Tanzania's northern margins and drier central corridor support high numbers of climate vulnerable reptile species, together with the eastern African coastal forests and the region between Lake Victoria and Rwanda. This paper fills a major gap in our understanding of the distribution and threats facing Tanzania's reptiles, and demonstrates more broadly that the explicit integration of climate change vulnerability in Red Listing criteria may revise spatial priorities for conservation

    Conservation education and habitat restoration for the endangered Sagalla caecilian (Boulengerula niedeni) in Sagalla Hill, Kenya

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    The Sagalla caecilian (Boulengerula niedeni) is an endangered amphibian endemic to Sagalla Hill in the Taita Hills. This burrowing worm-like species prefers soft soil with high moisture and organic matter. The major threats to the Sagalla caecilian are soil erosion caused by steep slopes, bare ground and water siphoning/soil hardening from exotic eucalyptus trees. The purpose of this study was to get a better understanding of the local people's attitude towards this species and how they can contribute to its continued conservation through restoration of its remaining habitat. In this study, it was found that 96% of Sagalla people are aware of the species, its habits and its association with soils high in organic matter. It was also found that 96% of Sagalla people use organic manure from cow dung in their farms. Habitat restoration through planting of indigenous plants was found to be ongoing, especially on compounds of public institutions as well as on private lands. Although drought was found to be a challenge for seedlings development especially on the low elevation sites, destruction by livestock especially during the dry season is also a major threat. In this study, it was recommended that any future habitat restoration initiative should include strong chain-link fencing to protect the seedlings from livestock activity. Recognizing that the preferred habitats for the species are in the valleys, systematic planting of keystone plant species such as fig trees (Ficus) creates the best microhabitats. These are better than general woodlots of indigenous trees

    Ecology and distribution of the pancake tortoise, Malacochersus tornieri in Kenya

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    Field investigations on the ecology, distribution and conservation of the pancake tortoise Malacochersus tornieri in Kenya were conducted from September to December 1998 and from March 2001 to April 2002. This crevice-dwelling tortoise inhabits Precambrian rock outcrops and kopjes that are discontinuously distributed throughout the arid and semi-arid lands of Kenya and Tanzania. However, suitable micro habitats are sparse and this accounts for its patchy distribution. The pancake tortoise is more widespread in Kenya than previously thought, ranging from the south-east to the north. Two sub-populations South and North of the volcanic Nyambene Hills exist. Density at study sites differed significantly and abundance of particular age groups is dependent on season. Activity outside crevices is very limited, occurring mainly during the wet season. In the dry season individuals aestivate. There is no marked sexual dimorphism in terms of size and colouration, and no significant difference in mean body weight and straight-line carapace length between sexes. There is a significant positive linear correlation between straight-line carapace length and body weight. The observed sex ratio is 1:1. Movement is very limited and centred around rock refuges. Males are more wide ranging than females. Adults dominate in the age structure of the pancake tortoise population. Shifting cultivation is the major threat for its survival other than illegal trade. In situ conservation through establishment of publicly and/or privately owned nature reserves is recommended.Journal of East African Natural History Vol. 92 (1&2) 2003: pp. 81-9

    Patterns of reptile and amphibian species richness along elevational gradients in Mt. Kenya

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    Faunal species richness is traditionally assumed to decrease with increasing elevation and decreasing primary productivity. Species richness is reported to peak at mid-elevation. This survey examines the herpetofaunal diversity and distribution in Mt. Kenya (central Kenya) by testing the hypothesis that changes in species richness with elevation relate to elevation-dependent changes in climate. Sampling along transects from an elevation of approximately 1 700 m in Chogoria forest block (wind-ward side) and approximately 2 600 m in Sirimon block (rain shadow zone) upwards in March 2009. This starts from the forest to montane alpine zones. Sampling of reptiles and amphibians uses pitfall traps associated with drift fences, time-limited searches and visual encounter surveys. The results show that herpetofaunal richness differs among three vegetation zones along the elevation gradient. Chogoria has higher biodiversity than Sirimon. More species occur at low and middle elevations and few exist at high elevations. The trends are consistent with expected optimum water and energy variables. The lower alpine montane zone has high species richness but low diversity due to dominance of some high elevations species. Unambiguous data do not support a mid-domain effect (mid-elevation peak) because the observed trend better fits a model in which climatic variables (rainfall and temperature) control species richness, which indirectly measures productivity. It is important to continue protection of all indigenous forests, especially at low to mid elevations. These areas are vulnerable to human destruction yet are home to some endemic species. Firebreaks can limit the spread of the perennial wildfires, especially on the moorlands

    A rediscovery after two decades: the Changamwe lowland caecilian Boulengerula changamwensis Loveridge, 1932 (Amphibia: Gymnophiona: Caecilidae)

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    Boulengerula changamwensis is known only from a few specimens and has not been reported for more than 20 years and from its type locality for 70 years. We here report our recent collection of an additional specimen from the vicinity of the type locality and provide some morphometric and meristic data.Journal of East African Natural History Vol. 93 (1&2) 2004: pp.57-6

    A new species of arboreal forest-dwelling gecko (Hemidactylus: Squamata: Gekkonidae) from coastal Kenya, East Africa

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    Malonza, Patrick K., Bauer, Aaron M. (2014): A new species of arboreal forest-dwelling gecko (Hemidactylus: Squamata: Gekkonidae) from coastal Kenya, East Africa. Zootaxa 3786 (2): 192-200, DOI: 10.11646/zootaxa.3786.2.

    Resurrection of the African gecko genus Ancylodactylus Müller, 1907 (Squamata: Gekkonidae) and description of six new species from Kenya

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    Malonza, Patrick K., Bauer, Aaron M. (2022): Resurrection of the African gecko genus Ancylodactylus Müller, 1907 (Squamata: Gekkonidae) and description of six new species from Kenya. Zootaxa 5141 (2): 101-139, DOI: https://doi.org/10.11646/zootaxa.5141.2.

    FIGURE 2 in A new species of Boulengerula Tornier, 1896 (Amphibia: Gymnophiona: Herpelidae) from Kenya and the " rediscovery " of Boulengerula denhardti

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    FIGURE 2. Boulengerula spawlsi sp. nov. (A) head and terminus and (B) whole body (with the smaller paratype BMNH 2005.2264) of holotype in life. (C) Habitat at type locality.Published as part of Wilkinson, Mark, Malonza, Patrick K., Campbell, Patrick & Loader, Simon P., 2017, A new species of Boulengerula Tornier, 1896 (Amphibia: Gymnophiona: Herpelidae) from Kenya and the " rediscovery " of Boulengerula denhardti, pp. 525-534 in Zootaxa 4286 (4) on page 530, DOI: 10.11646/zootaxa.4286.4.5, http://zenodo.org/record/82876

    Kitobo Forest of Kenya, a unique hotspot of herpetofaunal diversity

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    Herpetologically, the remoteness of Kitobo forest in south-eastern Kenya has partly contributed to it remaining virtually un-explored until 2007. Three surveys were conducted in December 2007, December 2009 and April 2010 aimed at generating a comprehensive list of the forest amphibians and reptiles. Using largely timed-species count method, 13 species of amphibians representing eight families and 32 reptiles belonging to 11 families were recorded. Overall species diversity was highest during the 2007 sampling. The richness and abundance of amphibians was highest during the April 2010 sampling period when the amount of rainfall was also highest. The results of species accumulation curves of the three sampling periods did not plateau demonstrating that more species occur in this forest. Pressure on this forest fragment from the adjacent local people is high which in addition to the annual floods threatens its long-term survival. For example the distribution and abundance of some forest associated species such as the tree frogs Leptopelis flavomaculatus and Hyperolius puncticulatus appear to fluctuate with flood events and may decline in future. Considering the forest associated herpetofanua recorded, Kitobo forest is zoogeographically assignable to the East African coastal forest biodiversity hotspot. The documentation of high species richness and diversity in this small forest fragment strongly highlight its biodiversity importance and place it among the most important sites for the conservation of reptiles and amphibians in Kenya
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