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You searched for: Journal Journal of oceanology and limnology Remove constraint Journal: Journal of oceanology and limnology Publication Year 2021 Remove constraint Publication Year: 2021 Source 2021 v.39 no.2 Remove constraint Source: 2021 v.39 no.2
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1. A comparison of zooplankton assemblages in Nansi Lake and Hongze Lake, potential influences of the East Route of the South-to-North Water Transfer Project, China

Author:
Divya, Kandathil Radhakrishnan; Zhao, Shasha; Chen, Yushun; Cheng, Fei; Zhang, Lei; Qin, Jiao; Arunjith, Thundiparambil Sathrajith; Schmidt, V. Bjorn; Xie, Songguang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 623-636
ISSN:
2096-5508
Subject:
Brachionus angularis; Brachionus forficula; Cladocera; Copepoda; Protozoa; community structure; correspondence analysis; extinction; habitat preferences; lakes; limnology; littoral zone; oceanography; pH; species richness; temperature; total nitrogen; total phosphorus; water storage; zooplankton; China
Abstract:
... Nansi Lake and Hongze Lake are both water storage lakes along the East Route of the South-to-North Water Transfer project (ESNT). Frequent changes in hydrologic properties are responsible factors for controlling the zooplankton community assemblages in both lakes, so we studied the possible influence of water transfer and environmental factors on zooplankton community structure and abundance. Zoop ...
DOI:
10.1007/s00343-020-9288-1

2. Age, growth, and mortality rate of the yellow goosefish Lophius litulon (Jordan, 1902) in the Yellow Sea

Author:
Sun, Yu; Zhang, Chi; Tian, Yongjun; Watanabe, Yoshiro
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 732-740
ISSN:
2096-5508
Subject:
Lophius litulon; least squares; limnology; mortality; oceanography; Jordan; Yellow Sea
Abstract:
... With the decline in the most fisheries resources in the Yellow Sea, the yellow goosefish Lophius litulon has increased in commercial and ecological importance in recent years. We studied the length distribution, length-weight relationship, age composition, growth pattern, mortality, and exploitation rates of the yellow goosefish in the Yellow Sea. Total length (TL) of females and males ranged from ...
DOI:
10.1007/s00343-019-9216-4

3. An illustrated checklist of macrofaunal molluscs from soft-sediments of the Abrolhos Parcel (northeastern, Brazil) with 15 new records

Author:
da Costa, Flávia Maria Pereira; Pires-Vanin, Ana Maria Setubal
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 671-682
ISSN:
2096-5508
Subject:
Solemya; biodiversity; cecum; fauna; limnology; oceanography; sediments; Brazil
Abstract:
... Comprehensive understanding of marine biodiversity is essential for conservation, especially for vulnerable ecosystems. In this paper, we implemented and illustrated a checklist of molluscs from the Abrolhos Parcel, Brazil, the most important coralline area in South Atlantic waters. The list features 100 species belonging to 4 classes and 85 genera, of which 15 are new records for Bahia State, nor ...
DOI:
10.1007/s00343-019-9161-2

4. Bacterial and archaeal communities in deep sea waters near the Ninetyeast Ridge in Indian Ocean

Author:
Gao, Ping; Qu, Lingyun; Du, Guangxun; Wei, Qinsheng; Zhang, Xuelei; Yang, Guang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 582-597
ISSN:
2096-5508
Subject:
Bacteroidia; Thaumarchaeota; Thermoplasmata; alpha-Proteobacteria; ammonia; bacterial communities; community structure; correspondence analysis; gamma-Proteobacteria; genes; limnology; nitrates; nitrites; oceanography; oxygen; phosphates; salinity; seawater; silicates; variance; Indian Ocean
Abstract:
... Depth-dependent distribution patterns of bacterial and archaeal communities in deep sea water column around the Ninetyeast Ridge in the Indian Ocean were investigated using 16S rRNA gene profiling. Sampling was conducted at the northern Ninetyeast Ridge (1°59.89′N–9°59.70′S, 87°58.90′E–88°00.03′E) from September to November 2016 where samples were collected from the bathyal (1 000 m) to bathypelag ...
DOI:
10.1007/s00343-020-9343-y

5. Chromosomal mapping of 5S and 18S-5.8S-25S rRNA genes in Saccharina japonica (Phaeophyceae) as visualized by dual-color fluorescence in situ hybridization

Author:
Liu, Yu; Liu, Pengfei; Bi, Yanhui; Zhou, Zhigang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 714-720
ISSN:
2096-5508
Subject:
Saccharina japonica; cultivars; diploidy; fish; fluorescence; gametophytes; genes; haploidy; hybridization; karyotyping; limnology; loci; macroalgae; metaphase; nuclear genome; oceanography; sporophytes
Abstract:
... It has been reported that there was a linkage of 5S rRNA gene to 18S-5.8S-25S rRNA gene in a few of species in Ochrophyta. In regard to the usual two positions of linked 5S rDNA to the 3′ end of 25S rDNA, two pairs of primers were designed for amplification to verify this linkage of two genes in a kelp cultivar of Saccharina japonica, one of species in Ochrophyta. This result supplemented the prev ...
DOI:
10.1007/s00343-020-9276-5

6. Development of high-resolution chloroplast markers for intraspecific phylogeographic studies of Phaeocystis globosa

Author:
Zhang, Qingchun; Niu, Zhuang; Wang, Jinxiu; Liu, Chao; Kong, Fanzhou; Hu, Xiaokun; Zhao, Jiayu; Yu, Rencheng
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 508-524
ISSN:
2096-5508
Subject:
Phaeocystis globosa; algal blooms; chloroplasts; genetic distance; intergenic DNA; limnology; oceanography; phylogeny; phylogeography; ribosomal DNA; Atlantic Ocean; North Sea; Pacific Ocean
Abstract:
... Phaeocystis globosa is an important harmful algal bloom causative species distributing widely in temperate and tropical coastal waters in the world. The morphological, physiological, and biochemical characteristics are different among geographic strains, which can not be distinguished with nuclear ribosomal DNA markers at present. Therefore, the genetic distance and phylogeographic relationships o ...
DOI:
10.1007/s00343-020-9304-5

7. Diurnal expression of circadian clock genes period 1 and period 3 in Pelteobagrus vachellii

Author:
Qin, Chuanjie; Shao, Ting; Liao, Xufeng; He, Yang; Wang, Jun; Hu, Peng
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 652-660
ISSN:
2096-5508
Subject:
Pseudobagrus vachellii; brain; catfish; circadian clocks; genes; intestines; limnology; liver; oceanography; polypeptides; protein transport
Abstract:
... Circadian clock genes are crucial for generating and sustaining most rhythmic daily functions in the animal kingdom, which entrain the rhythms of biochemical, physiological, and behavioural processes. To better understand the molecular oscillations of the circadian rhythms in darkbarbel catfish (Pelteobagrus vachellii), we isolated and characterized two circadian clock genes in P. vachellii, perio ...
DOI:
10.1007/s00343-020-9267-6

8. Effect of river plume on phytoplankton community structure in Zhujiang River estuary

Author:
Zhong, Qi; Xue, Bing; Noman, Md Abu; Wei, Yuqiu; Liu, Haijiao; Liu, Hongbin; Zheng, Liping; Jing, Hongmei; Sun, Jun
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 550-565
ISSN:
2096-5508
Subject:
; Guinardia; Pseudo-nitzschia; Thalassionema; community structure; correspondence analysis; estuaries; limnology; nitrogen; oceanography; phytoplankton; river plume; rivers; salinity; species diversity; time series analysis; South China Sea
Abstract:
... To examine the phytoplankton assemblages and the effect of diluted waters on them, a research cruise was conducted from July 19 to August 7, 2015 in the Zhujiang (Pearl) River estuary in the northern South China Sea (21°N–23.5°N, 111°E–117°E). Samples were collected from 65 stations including one for time-series sampling. A total of 212 phytoplankton taxa were identified from 61 genera belonging t ...
DOI:
10.1007/s00343-020-9213-7

9. Effects of iron and humic acid on competition between Microcystis aeruginosa and Scenedesmus obliquus revealed by HPLC analysis of pigments

Author:
Zhao, Miaomiao; He, Qiang; Chen, Chongtai; Tian, Yaqi; Wei, Jing; Duan, Pengfei; Wu, Haiming; Li, Ming
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 525-535
ISSN:
2096-5508
Subject:
Microcystis aeruginosa; Scenedesmus obliquus; dominant species; humic acids; iron; limnology; oceanography
Abstract:
... Iron is a vital micronutrient for growth of bloom-forming Microcystis aeruginosa and competition with other algae, and its availability is affected by humic acid. The effect of iron and humic acid on growth and competition between M. aeruginosa and Scenedesmus obliquus was assessed. The results showed the growth of M. aeruginosa and S. obliquus in mono-cultures was inhibited by humic acid at low i ...
DOI:
10.1007/s00343-020-0012-y

10. Effects of temperature on the respiratory metabolism, feeding and expression of three heat shock protein genes in Anadara broughtonii

Author:
Liu, Xuxu; Zhang, Xiumei; Wang, Yihang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 755-769
ISSN:
2096-5508
Subject:
Anadara broughtonii; clams; developmental stages; energy; food intake; heat shock proteins; heat stress; limnology; metabolism; mortality; oceanography; shellfish; stress response; summer; temperature; China
Abstract:
... Anadara broughtonii is one of the main commercially important species of shellfish in northern China. A. broughtonii lives in relatively stable subtidal zone where the clam could respond to environmental changes with minimum energy. Therefore, slight fluctuations in water environment may have a great impact on physiological processes such as feeding and metabolism. Large-scale mortality often occu ...
DOI:
10.1007/s00343-020-9309-0

11. Eukaryotic microbial distribution pattern and its potential effects on fisheries in the fish reserves of Qiantang River in breeding season

Author:
Lai, Hang; Zhao, Li; Yang, Wen; Nicholaus, Regan; Lukwambe, Betina; Zhu, Jinyong; Zheng, Zhongming
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 566-581
ISSN:
2096-5508
Subject:
Aphanomyces; Chlorophyceae; Chrysophyceae; Cryptista; ammonium; animal growth; biodiversity; chlorophyll; fish; fisheries; genes; juveniles; limnology; microbial communities; nitrates; nitrites; nitrogen; oceanography; rivers; water quality; water temperature; China
Abstract:
... To examine the eukaryotic biodiversity of aquatic ecosystems in the Qiantang River, China, eukaryotic microbes in the river were investigated using 18S rRNA gene sequencing during the breeding season (July to August 2018). Four distinct distribution patterns (1. Jiande; 2. Tonglu and Fuyang; 3. Jiubao; 4. Yanguan) of the microbial community and their potential effects on fishery activities were ob ...
DOI:
10.1007/s00343-020-9331-2

12. Exploring the sublethal genotoxic effects of class II organophosphorus insecticide quinalphos on freshwater fish Cyprinus carpio

Author:
Hemalatha, Devan; Nataraj, Bojan; Rangasamy, Basuvannan; Maharajan, Kannan; Ramesh, Mathan
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 661-670
ISSN:
2096-5508
Subject:
Cyprinus carpio; DNA; cyclophosphamide; dose response; erythrocytes; freshwater fish; genotoxicity; limnology; mutagens; oceanography; quinalphos
Abstract:
... The genotoxic effects of quinalphos (QP) were evaluated in the erythrocytes of Cyprinus carpio using the comet, micronucleus, and nuclear abnormality assays. The 96 h LC₅₀ value of quinalphos, estimated by static renewal system, was 10.9 µL/L. On the basis of the LC₅₀ value, two sublethal concentrations (1.09 and 2.18 µL/L) of the compound were used together with cyclophosphamide (5 mg/L) as the p ...
DOI:
10.1007/s00343-019-9104-y

13. Impacts of sampling design on the abundance estimation of Portunus trituberculatus using crab pots

Author:
Sun, Chunyang; Wang, Yingbin
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 770-783
ISSN:
2096-5508
Subject:
Portunus trituberculatus; crabs; estuaries; fisheries; limnology; oceanography; rivers; East China Sea
Abstract:
... Fishery-independent surveys can provide high-quality data and support fishery assessment and management. Optimization of sampling design is crucial to increase the quality of fishery surveys. Crab pots are important fishing gears used to catch crabs. We analyzed the impacts of sampling design of crab pots on the abundance of Portunus trituberculatus in the Changjiang (Yangtze) River estuary to the ...
DOI:
10.1007/s00343-020-9296-1

14. Kuroshio intrusion drives the Trichodesmium assemblage and shapes the phytoplankton community during spring in the East China Sea

Author:
Yue, Jiaqi; Noman, Md Abu; Sun, Jun
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 536-549
ISSN:
2096-5508
Subject:
Bacillariophyceae; Miozoa; Trichodesmium; coastal water; limnology; nitrogen fixation; oceanography; phosphates; phytoplankton; seawater; spatial distribution; spring; temperature; East China Sea; Taiwan
Abstract:
... To understand the influence of Kuroshio intrusion on the phytoplankton community, a field investigation was conducted in spring 2017 in the East China Sea (ECS), and 130 seawater samples were collected and analyzed. Trichodesmium comprised the highest cell abundance contributing about 66% of the total phytoplankton followed by diatoms (17%) and dinoflagellates (16%). The dominance of the Kuroshio ...
DOI:
10.1007/s00343-020-9344-x

15. Laboratory simulation of dissolved oxygen reduction and ammonia nitrogen generation in the decay stage of harmful algae bloom

Author:
Wang, Qiaoning; Li, Xiaodong; Yan, Tian; Song, Jingjing; Yu, Rencheng; Zhou, Mingjiang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 500-507
ISSN:
2096-5508
Subject:
Alexandrium catenella; Prorocentrum; Skeletonema costatum; ammonium nitrogen; benthic ecosystems; biomass; dissolved oxygen; limnology; oceanography; oxygen; time series analysis; toxicity
Abstract:
... To evaluate how the decay of bloom-forming algae affect the coastal dissolved oxygen, a laboratory simulation was conducted in terms of three typical harmful algae, Alexandrium catenella, Prorocentrum donghaiense, and Skeletonema costatum. Algae of same biomass (55 μg/mL) were conducted in lightproof columns, and the cell density, dissolved oxygen (DO), and ammonia nitrogen of different layers wer ...
DOI:
10.1007/s00343-020-9295-2

16. Larva fish assemblage structure in three-dimensional floating wetlands and non-floating wetlands in the Changjiang River estuary

Author:
Huang, Xiaofeng; Zhao, Feng; Song, Chao; Chai, Yi; Wang, Qian; Zhuang, Ping
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 721-731
ISSN:
2096-5508
Subject:
; Cyprinus carpio; Phragmites australis; dissolved oxygen; estuaries; freshwater; habitats; limnology; oceanography; rivers; water temperature; Yangtze River
Abstract:
... Fish populations have declined in many estuarine and freshwater ecosystems in part due to the loss of habitat in recent decades. Reconstructing lost habitat for larvae fish is a potential method for recovering larvae fish populations. Three-dimensional artificial floating wetlands (AFWs) on which Phragmites australis was planted were experimentally deployed to recover the lost habitat in the Chang ...
DOI:
10.1007/s00343-020-0078-6

17. Natural predators of polyps of three scyphozoans: Nemopilema nomurai, Aurelia coerulea, and Rhopilema esculentum

Author:
Tang, Changsheng; Sun, Song; Zhang, Fang
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 598-608
ISSN:
2096-5508
Subject:
Anthopleura; Scyphozoa; asexual reproduction; benthic organisms; body length; coral polyps; limnology; marine ecosystems; oceanography; predation; survival rate; tourism; East China Sea; Yellow Sea
Abstract:
... Jellyfish blooms have become a hot research topic in recent decades because they pose a serious threat to fisheries, coastal industries, tourism, and the marine ecosystem. The life cycle of scyphozoan jellyfish consists of a pelagic medusa stage and a benthic polyp stage, where asexual reproduction and strobilation of the polyps directly affect the abundance of ephyra and subsequently medusa abund ...
DOI:
10.1007/s00343-020-0284-2

18. Numerical study on interaction between eddies and the Kuroshio Current east of Taiwan, China

Author:
Shi, Yunlong; Yang, Dezhou; He, Yijun
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 388-402
ISSN:
2096-5508
Subject:
General Circulation Models; continental shelf; heat; limnology; oceanography; China; East China Sea; Taiwan
Abstract:
... We investigated the interaction between mesoscale eddies and the Kuroshio Current east of Taiwan, China, using a fine-resolution regional general circulation model. Mesoscale eddies are injected into a region east of Taiwan, China, according to the quasi-geostrophic theory of stratified fluids. Modeled eddies propagated westward at the velocity of the first baroclinic mode Rossby wave. When eddies ...
DOI:
10.1007/s00343-020-0010-0

19. One new species and one new record species of Sphaerolaimus (Nematode, Sphaerolaimidae) in offshore wetlands, China

Author:
Yang, Peipei; Liu, Mengdi; Guo, Yuqing
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 683-692
ISSN:
2096-5508
Subject:
Nematoda; body length; cloaca; limnology; male reproductive system; new species; oceanography; tail; China
Abstract:
... One new species and one new record species of Sphaerolaimus are described. Sphaerolaimus longispiculatus sp. nov. is characterized by body length 2 213–2 470 µm, amphideal fovea 12%–16% corresponding body diameters in males and 9%–10% corresponding body diameters in females, long slender spicules 2.8–3.8 cloacal body diameters, eight small papilliform precloacal supplements, gubernaculum without a ...
DOI:
10.1007/s00343-020-9292-5

20. Origin and geochemistry of surface sediments in the mud deposit area offshore the Shandong Peninsula, China

Author:
Zhu, Yingtao; Feng, Xiuli; Zhu, Longhai; Zhong, Wei
Source:
Journal of oceanology and limnology 2021 v.39 no.2 pp. 483-499
ISSN:
2096-5508
Subject:
carbonates; elemental composition; geochemistry; limnology; oceanography; particle size; rivers; sediment transport; silt; summer; transportation; water currents; China; Yangtze River; Yellow River; Yellow Sea
Abstract:
... The waters offshore the Shandong Peninsula separate the North Yellow Sea from the South Yellow Sea, and receive a large amount of terrestrial material from Chinese and Korean rivers, making it an ideal area for studying land-sea interactions. However, little attention has been given to measuring sediment transportation in most previous studies. Based on an analysis in composition of major and trac ...
DOI:
10.1007/s00343-020-9300-9