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New data on the reproductive activity of Mugil cephalus L. from Algerian coast 阿尔及利亚沿海地区头螺(Mugil cephalus L.)生殖活动新资料
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.7
R. Boubekeur, Z. Ramdane
{"title":"New data on the reproductive activity of Mugil cephalus L. from Algerian coast","authors":"R. Boubekeur, Z. Ramdane","doi":"10.35513/21658005.2021.2.7","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.7","url":null,"abstract":"The aim of this study was to provide additional insight into the reproductive activity of Mugil cephalus L. along the Algerian coast. All specimens were sampled from local commercial fisheries from January 2017 to January 2018. The reproductive period and the size at first sexual maturity were determined. Our results show that the males reach sexual maturity at smaller lengths (28.8 cm) than females (34.5 cm) and that sex ratio is female-skewed (63% vs 37%). The peak of reproductive activity took place from August to October, and spawning took place in November. Sexual rest occurred during subsequent months with a tendency of fattening from December to April. The seasonal evolution of the gonadosomatic index suggests that M. cephalus breeds from August to October. The analysis of the evolution of hepatosomatic index and Fulton’s K apparently reveal no contribution of liver and muscle tissues to the reproduction activity of this species. The high fecundity estimated could be considered a reproductive strategy to maximise the survival of juveniles.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Spatial distribution of coral communities on fringing reefs at Tioman Island Marine Park, Malaysia 马来西亚刁曼岛海洋公园边缘珊瑚礁群落的空间分布
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.9
K. F. Akmal, S. Shahbudin
{"title":"Spatial distribution of coral communities on fringing reefs at Tioman Island Marine Park, Malaysia","authors":"K. F. Akmal, S. Shahbudin","doi":"10.35513/21658005.2021.2.9","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.9","url":null,"abstract":"Monitoring coral health status is important for effective reef ecosystem management. The present study aimed to determine the coral condition and distribution at twenty sites around Tioman Island Marine Park (TIMP), Malaysia. The Coral Video Transect (CVT) method was used to survey coral, and the Coral Point Count with Excel extension (CPCe) software was used to analyse images for identification and coral coverage measurement. The findings indicate that TIMP reefs had a mean live coral cover of 48.0% ± 0.7, suggesting they were in ‘fair’ coral condition. A total of 254 species, spanning 61 genera and 15 families of scleractinian coral were identified across all reef sites. Following the recent taxonomic classification, coral surveys and past studies revealed 355 species from 67 genera and 15 families of scleractinian coral with additional 30 new species records for TIMP, and 15 for the east coast of Peninsular Malaysia. Overall, 29 identified scleractinian species are considered rare, 86 vulnerable, and 3 are endangered. Current data also recorded 77 genera from 24 families of hard and soft corals with Acropora, Montipora and Porites predominantly found in reef assemblages. Overall, it can be concluded that the extensive coastal development and widespread tourism activities may have influenced the variations in coral condition and distribution in this Marine Park.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"55 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
DNA barcoding of Smiliogastrinae (Teleostei: Cypriniformes) of Bangladesh based on cytochrome c oxidase subunit I (COI) sequences 基于细胞色素c氧化酶亚基I (COI)序列的孟加拉国Smiliogastrinae (Teleostei: Cypriniformes) DNA条形码
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.1
Md Sagir Ahmed, N. Islam, Jbm Aysha Akter, Nusrat Jahan Sanzida
{"title":"DNA barcoding of Smiliogastrinae (Teleostei: Cypriniformes) of Bangladesh based on cytochrome c oxidase subunit I (COI) sequences","authors":"Md Sagir Ahmed, N. Islam, Jbm Aysha Akter, Nusrat Jahan Sanzida","doi":"10.35513/21658005.2021.2.1","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.1","url":null,"abstract":"This study aims to molecularly characterize the phylogenetic relationship of small barbs under the Subfamily Smiliogastrinae (Cypriniformes: Cyprinidae) in Bangladesh using a fragment of the mitochondrial gene cytochrome c oxidase subunit I (COI). Samples were collected from rivers, haors (a seasonal wetland), baors (an oxbow lake), beels (perennial waterbody), and floodplains. A total of eleven species under five genera were confirmed based on both morphological and molecular approaches. The average Kimura two-parameter (K2P) distances for intraspecies and interspecies were 0.0058 and 0.1538, respectively. The mean GC content was markedly low (44.03%) in the COI sequences of the smiliogastrin species compared to the mean AT content (55.97%). In addition to the barcode-based species identification, phylogenetic relationships among the species were also explored. Phylogenetic (neighbor-joining, parsimony, and maximum likelihood) as well as species delimitation (ASAP and mPTP) analyses of all the eleven species revealed distinct clusters in concurrence with the taxonomic status of the species.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Differences between the outer and inner structure of the Short-toed treecreeper’s (Certhia brachydactyla Brehm, 1820) nest in an urban area 短趾树蚁(Certhia brachydactyla Brehm, 1820)在城市地区筑巢的外部和内部结构的差异
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.10
C. Battisti, G. Fanelli
{"title":"Differences between the outer and inner structure of the Short-toed treecreeper’s (Certhia brachydactyla Brehm, 1820) nest in an urban area","authors":"C. Battisti, G. Fanelli","doi":"10.35513/21658005.2021.2.10","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.10","url":null,"abstract":"We reported the first available data on the fine-grained structure of the short-toed treecreeper’s (Certhia brachydactyla Brehm, 1820) nest located in an urban park of Rome (central Italy). The outer structure was characterized by a high percentage of conifer (Pinus pinea) needles, which are significantly longer than other branches and twigs. Pine needles are widely available in urban parks, and being more flexible and easily detachable, may contribute to the support of the outer nest structure provided by other linear components (i.e., twigs/branches). Moreover, their aromatic terpenes may control nest parasites. In contrast, the internal cup lining was composed of a very light and heterogeneous set of components (bird feathers of at least one synanthropic bird species: Streptopelia decaocto), vegetable fluff, grass leaves, shrubs and trees, moss, sand, dust, and plant roots, i.e., all the materials largely used in bird nests because of their insulative qualities and thermoregulation functions. Although the internal cup lining was more heterogeneous in composition, the total weight of the outer nest was significantly heavier (>65% on the total nest weight).","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"85 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855226","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Population characteristics of the house rat (Rattus rattus) in rural areas of Pothwar, Pakistan 巴基斯坦波特瓦尔农村家鼠种群特征研究
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.5
Surrya Khanam, M. Mushtaq
{"title":"Population characteristics of the house rat (Rattus rattus) in rural areas of Pothwar, Pakistan","authors":"Surrya Khanam, M. Mushtaq","doi":"10.35513/21658005.2021.2.5","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.5","url":null,"abstract":"The house rat (Rattus rattus) is the major commensal rodent species present in rural habitats of Pakistan. Little is known about the biology of this species in the country. Hence, proper control plans for its management could not be developed. The objective of the present study was to determine the population biology of the house rat in rural commensal habitats of Pothwar, Pakistan. A two-year study was conducted in four villages during four seasons. A total of 217 house rats were captured with snap traps. The species had an unbiased sex ratio. Individuals from different age groups were present in the population, and the adults outnumbered sub-adults and juveniles. Reproductive activity was observed throughout the year, and reproductively active individuals outnumbered the inactive ones. These results show that rural commensal habitats were providing suitable environment for the house rats throughout the year. The findings of the present study will be useful for the planning of control strategies in the commensal habitats of rural Pothwar.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"166 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855324","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Spatial distribution and morphometry of the succineid snail Succinea baconi (Pfeiffer, 1854) in India 印度琥珀属蜗牛Succinea baconi (Pfeiffer, 1854)的空间分布和形态测定
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.4
H. Barman, S. Pramanik, G. Nandy, Sampa Banerjee, G. Aditya
{"title":"Spatial distribution and morphometry of the succineid snail Succinea baconi (Pfeiffer, 1854) in India","authors":"H. Barman, S. Pramanik, G. Nandy, Sampa Banerjee, G. Aditya","doi":"10.35513/21658005.2021.2.4","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.4","url":null,"abstract":"The spatial distribution and morphological features of the land snail Succinea baconi (Pfeiffer, 1854) (Gastropoda: Succineidae) from India were evaluated. The survey performed in gardens and bushes in Coochbehar, West Bengal, India, has made it possible to assess the abundance of the snail S. baconi on the randomly selected lemon plants (n = 18). Logistic regressions were employed to judge differences in vertical distribution, resource association and size class variation in the snails under study. Variation in shell morphology was assessed by performing the regression analysis of the sampled shells of live snails (n = 258) and vacant shells of the deceased individuals (n = 100). An overall significant difference (p < 0.05) in the vertical distribution of snails in lemon plants was observed. As to their association with resources available, snails were found to be more abundant in detritus than on living parts of the plants. The performed logistic regression revealed that the relative abundance of different S. baconi size classes was significantly different (p < 0.001). Significant correlations (p < 0.001) were found among different body size variables, with the shell length (x)-body weight (y) relationship being: y = 0.232x2.524 (for live snails) and the shell length (x)-shell weight (y) relationship being: y = 0.358x2.537 (for shells of dead snails). Various parameters of the snail shell shape could be represented through regression equations. Although reproduction and growth strategies of snails need to be explored further, the presented observations improve our understanding of the ecology of S. baconi, which may prove useful for future conservation efforts.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The arboreal microsnail Pupisoma dioscoricola (C. B. Adams, 1845) from West Bengal, India: morphology, plant preferences and distribution 来自印度西孟加拉邦的树栖小蜗牛Pupisoma dioscoricola (C. B. Adams, 1845):形态、植物偏好和分布
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.8
H. Barman, P. Paul, G. Aditya
{"title":"The arboreal microsnail Pupisoma dioscoricola (C. B. Adams, 1845) from West Bengal, India: morphology, plant preferences and distribution","authors":"H. Barman, P. Paul, G. Aditya","doi":"10.35513/21658005.2021.2.8","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.8","url":null,"abstract":"The microsnails (Mollusca: Gastropoda), featured by miniscule size (adult shell size < 5mm), are little explored among the Indian terrestrial malacofauna. In the present study, the morphological features, host plant preference and predicted distribution of the arboreal microsnail Pupisoma dioscoricola (C. B. Adams, 1845) (Gastropoda: Valloniidae) are characterized from West Bengal, India. The shell features were highly correlated and showed a positive correlation with body weight. The apical angle of the shell of P. dioscoricola was negatively correlated with shell height and body weight and revealed a typical value, indicative of the arboreal adaptations. The toothless pupa snail P. dioscoricola exhibited a greater preference for the mango tree over China rose, Bengal quince, Indian mahogany and coconut as a host plant. The results of the species distribution modelling suggested that cultivated or managed vegetation and annual precipitation might be the most influential factors for its distribution. Although the present study is a pioneer effort to describe the plant preferences and the morphological features of the microsnail P. dioscoricola, further studies should be carried out to decipher the functional roles and conservation management of such an apparently cryptic organism.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855789","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Biogeography, inventory and new data on reptiles of M’sila region, Algeria 阿尔及利亚M 'sila地区爬行动物的生物地理学、物种清查和新数据
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.3
Hadj Aissa Benelkadi, A. Mammeri, Mansour Amroun
{"title":"Biogeography, inventory and new data on reptiles of M’sila region, Algeria","authors":"Hadj Aissa Benelkadi, A. Mammeri, Mansour Amroun","doi":"10.35513/21658005.2021.2.3","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.3","url":null,"abstract":"This study is the first contribution to the evaluation of reptile diversity in different habitats of M’sila region, Algeria. We carried out 94 trips between 2016 and 2018 across three sites: Mergueb (six stations), L’mhazem (three stations) and Kaf Afoul (two stations), on average, accompanied by prospectors. Our aims were to make an inventory of reptilian species in this region, as well as to study their diversity, distribution, ecology and abundance. Altogether, we recorded 193 specimens belonging to 22 species: two turtles, one amphisbaenian, twelve lizards and seven snakes. Two species classified as Near Threatened by the IUCN were recorded: Uromastyx acanthinurus (Bell, 1825) and Daboia mauritanica (Duméril & Bibron, 1848). Statistical analysis revealed that the type of habitat directly influences the distribution of reptiles in the study area. Although this small area is rich in reptilian species, their abundance remains low and worrying","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In Memoriam of Arnas Palaima 纪念阿纳斯·帕莱马
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.12
K. Arbačiauskas
{"title":"In Memoriam of Arnas Palaima","authors":"K. Arbačiauskas","doi":"10.35513/21658005.2021.2.12","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.12","url":null,"abstract":"","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855451","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Factors influencing survival of tiger and leopard in the high-altitude ecosystem of the Nilgiris, India 印度Nilgiris高海拔生态系统中影响老虎和豹生存的因素
Zoology and Ecology Pub Date : 2021-01-01 DOI: 10.35513/21658005.2021.2.6
Govindarajan Mohan, J. Yogesh, George Nittu, T. T. Shameer, Sulekha Jameela Backer, S. Nandhini, B. Ramakrishnan, M. Jyothi, R. Sanil
{"title":"Factors influencing survival of tiger and leopard in the high-altitude ecosystem of the Nilgiris, India","authors":"Govindarajan Mohan, J. Yogesh, George Nittu, T. T. Shameer, Sulekha Jameela Backer, S. Nandhini, B. Ramakrishnan, M. Jyothi, R. Sanil","doi":"10.35513/21658005.2021.2.6","DOIUrl":"https://doi.org/10.35513/21658005.2021.2.6","url":null,"abstract":"Tiger conservation is a global initiative, and data on distribution, prey dynamics, competition, and range extension are critical factors in sustaining its fragile populations. We concentrated on evaluating the data pertaining to these variables in order to designate the high-altitude Nilgiri forest division as a tiger conservation unit. We gathered secondary data on animal density, mortality, and conflicts. We also conducted a people perception survey, a systematic grid-based prey species survey, and a tiger and leopard scat survey to assess the prey-predator relationship and understand human attitudes toward carnivore conservation. According to the findings, the Nilgiri forest division has a healthy prey base with positive or random prey-predator associations and a significant correlation between mammalian assemblages. Because the niche overlap between the tiger and the leopard is high, the latter broadens its niche and relies on wild prey in the shola fringes and tea estates. The tiger avoids human-dominated areas and prefers to stay in the shola, rarely venturing into tea estates. In contrast to previous considerations, we believe the Nilgiri forest division is an ideal tiger habitat. We specify that instead of being considered a connective corridor, the Nilgiri forest division may be merged with Mukkurthi National Park to form a high-altitude tiger reserve.","PeriodicalId":38366,"journal":{"name":"Zoology and Ecology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69855470","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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