Biomonitoring of Aquatic Systems

A special issue of Applied Sciences (ISSN 2076-3417). This special issue belongs to the section "Applied Biosciences and Bioengineering".

Deadline for manuscript submissions: closed (31 July 2021) | Viewed by 9890

Special Issue Editors


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Guest Editor
Department Biomedical Science and Environmental Biology, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
Interests: integrative approaches in environmental and public health toxicology; emerging contaminants; trace elements; infectious diseases; antibiotics; antibiotic resistance; food and water safety; nanotechnology
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Guest Editor
Department of Environmental Science and Engineering, National Pingtung University of Science and Technology, Pingtung County 91201, Taiwan
Interests: risk assessment; ecotoxicology; integrative monitoring; emerging contaminant approach
Special Issues, Collections and Topics in MDPI journals

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Guest Editor
Unit of Polar Genomics, Korea Polar Research Institute, Incheon, Korea
Interests: marine biomonitoring; ecotoxicology; genomics; aquaculture; fish physiology; polar sciences

Special Issue Information

Dear Colleagues,

Aquatic biomonitoring is important in assessing the health of marine and freshwater life forms and the functioning of ecosystems they are living in. Aquatic biomonitoring reveals the overall health and status of the environment, detects environmental trends, shows how different sources of pollution or stressors will affect those trends, and predicts risks of natural and man-made activities on aquatic systems, their biota and environment. Stressors can be physical, chemical or biological. They can provide a major impact not only on aquatic but also on land and atmospheric systems since these are connected. Aquatic biomonitoring considers different levels of integration, such as ecosystems, communities, populations, individuals, and the subcellular levels of molecular omics-approaches. In this Special Issue, we are covering all challenges in aquatic biomonitoring such as transdisciplinary approaches, contributions for reliable risk assessments, and those covering socioecological data at the interface of environmental and public health.

Prof. Dr. Hans-Uwe Dahms
Prof. Dr. Chi-Ying Hsieh
Dr. Jin-Hyoung Kim
Guest Editors

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Keywords

  • Aquatic systems monitoring
  • Environmental and public health
  • transdisciplinary approaches
  • Ecotoxicology
  • Marine biomonitoring
  • Integrative monitoring

Published Papers (4 papers)

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Research

17 pages, 2199 KiB  
Article
Toxic Effects of Heavy Metals and Organic Polycyclic Aromatic Hydrocarbons in Sediment Porewater on the Amphipod Hyalella azteca and Zebrafish Brachydanio rerio Embryos from Different Rivers in Taiwan
by Shao-Yang Hu, Chi-Ying Hsieh, Hans-Uwe Dahms, Yu-Hsien Tseng, Jesse Chen, Meng-Chun Wu, Jin-Hyoung Kim and Cheng-Han Liu
Appl. Sci. 2021, 11(17), 8021; https://doi.org/10.3390/app11178021 - 30 Aug 2021
Cited by 1 | Viewed by 2332
Abstract
The amphipod (Hyalella azteca) and zebrafish (Brachydanio rerio) embryos were used for toxicological sediment porewater testing. Porewaters from 35 sampling stations of eight streams in southern Taiwan were screened for toxic effects and their relationship with 6 metal and [...] Read more.
The amphipod (Hyalella azteca) and zebrafish (Brachydanio rerio) embryos were used for toxicological sediment porewater testing. Porewaters from 35 sampling stations of eight streams in southern Taiwan were screened for toxic effects and their relationship with 6 metal and 16 polycyclic aromatic hydrocarbons (PAHs). Concentration analysis results showed that the following PAHs, naphththalene, benzo(b)fluoranthene, dibenz(a,h)anthracene, acenaphthalene, and the heavy metal cadmium were not detected in 35 sampling stations. The highest detection rate of 94.1% was caused by the PAHs fluoranthene and pyrene. The highest detection rate of the metal zinc was 88.6% of 35 analyzed samples. The majority of samples (88%) were classified as level tier 1 according to USEPA national sediment inventory. This indicates the probability of adverse effects on aquatic life or human health. The results of a zebrafish embryo test showed that heart rate and survival were significantly reduced with all porewater samples. Therefore, fish exposed to contaminated river conditions may be affected in their cardiovascular functions. Looking at correlations between toxic effects of metals and PAHs, we found that phenanthrene, anthracene, pyrene, benzo(a)anthracene, chrysene, benzo(b)fluoranthene, and benzo(a)pyrene were low, while fluorene was highly correlated with toxic effects of metals. Full article
(This article belongs to the Special Issue Biomonitoring of Aquatic Systems)
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21 pages, 12075 KiB  
Article
Seasonal Population Structure of the Copepod Temora turbinata (Dana, 1849) in the Kuroshio Current Edge, Southeastern East China Sea
by Yan-Guo Wang, Li-Chun Tseng, Bing-Peng Xing, Rou-Xin Sun, Xiao-Yin Chen, Chun-Guang Wang and Jiang-Shiou Hwang
Appl. Sci. 2021, 11(16), 7545; https://doi.org/10.3390/app11167545 - 17 Aug 2021
Cited by 4 | Viewed by 1852
Abstract
The abundance of adult males, females, and copepodites, and sex ratio of a Temora turbinata population and seawater hydrology were studied from 2018 to 2019 in waters off northeast Taiwan, northwest Pacific Ocean. The hydrological parameters showed significant differences between sampling months caused [...] Read more.
The abundance of adult males, females, and copepodites, and sex ratio of a Temora turbinata population and seawater hydrology were studied from 2018 to 2019 in waters off northeast Taiwan, northwest Pacific Ocean. The hydrological parameters showed significant differences between sampling months caused by interactions of Kuroshio, East China Sea water, and the China Coastal Current. The highest average abundance was recorded from the June 2018 cruise with 2903.92 ± 3499.47 (inds. m−3), followed by a cruise in June 2019 with an average abundance of 1990.64 ± 1401.55 (inds. m−3). The sex ratio ranged between 0.25 and 2.33; the records were significantly higher in samples of June 2018 than during other sampling cruises (one-way ANOVA). The spatiotemporal distribution of T. turbinata showed a clear pattern of seasonal changes among sampling stations and distribution zones. Abundance of females and copepodites correlated significantly positive (r = 0.755, p < 0.001), whereas sex ratio (r = 0.247, p = 0.119) did not correlate significantly. The present study revealed that the abundance of T. turbinate was highest in June and was positively correlated with seawater temperature; furthermore, this is the first time the in situ sex ratio of T. turbinata in western Pacific waters has been reported. Full article
(This article belongs to the Special Issue Biomonitoring of Aquatic Systems)
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14 pages, 5468 KiB  
Article
Correlation between Heavy Metal-Induced Histopathological Changes and Trophic Interactions between Different Fish Species
by Bianca Onita (Mladin), Paul Albu, Hildegard Herman, Cornel Balta, Vasile Lazar, Andras Fulop, Edina Baranyai, Sándor Harangi, Sandor Keki, Lajos Nagy, Tibor Nagy, Vilmos Józsa, Dénes Gál, Károly Györe, Miruna Stan, Anca Hermenean and Anca Dinischiotu
Appl. Sci. 2021, 11(9), 3760; https://doi.org/10.3390/app11093760 - 21 Apr 2021
Cited by 18 | Viewed by 2959
Abstract
This study assessed the distribution of heavy metals in the gills, kidney, and liver, correlated with the severity of histopathological changes, of three fish species with different feeding habitats (Barbus barbus, Squalius cephalus, and Chondrostoma nasus) from the Crișul Negru river, [...] Read more.
This study assessed the distribution of heavy metals in the gills, kidney, and liver, correlated with the severity of histopathological changes, of three fish species with different feeding habitats (Barbus barbus, Squalius cephalus, and Chondrostoma nasus) from the Crișul Negru river, Romania. The levels of copper (Cu), chromium (Cr), cadmium (Cd), lead (Pb), and zinc (Zn) in fish tissues were measured by atomic absorption spectrophotometry. Histopathology and the expressions of TNF-α and proliferation cell nuclear antigen (PCNA) were investigated by immunohistochemistry and Western blot. Our data suggest a significant correlation between the bioconcentration level of metals and structural changes. The carnivorous species was the most affected compared to the omnivorous and herbivorous ones, and the most affected organ was the kidney. Moreover, the correlation of tissue damage with the PCNA and TNF-α expression levels revealed that the herbivorous species presented less extended lesions, likely due to higher activated repair mechanisms and lower levels of inflammation. In conclusion, our data and the subsequent statistical analysis suggest that feeding behavior could be correlated with the histopathological alterations and might be used for a more profound evaluation of aquatic environment safety and analysis of aquatic ecosystems. Full article
(This article belongs to the Special Issue Biomonitoring of Aquatic Systems)
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7 pages, 724 KiB  
Article
Stock Assessment Using the LBB Method for Portunus trituberculatus Collected from the Yangtze Estuary in China
by Longtao Yue, Yibang Wang, Hui Zhang and Weiwei Xian
Appl. Sci. 2021, 11(1), 342; https://doi.org/10.3390/app11010342 - 31 Dec 2020
Cited by 12 | Viewed by 2132
Abstract
Portunus trituberculatus is an important invertebrate species distributed in the Yangtze Estuary. However, its biomass and enrichment have been affected seriously by ongoing human activity in recent decades. The length-based Bayesian biomass estimator (LBB) is a novel and potent method to estimate the [...] Read more.
Portunus trituberculatus is an important invertebrate species distributed in the Yangtze Estuary. However, its biomass and enrichment have been affected seriously by ongoing human activity in recent decades. The length-based Bayesian biomass estimator (LBB) is a novel and potent method to estimate the stocks for most commercial fishes and invertebrates in offshore using only length and frequency data. In this study, the results showed that the ratio of current exploited biomass relative to unexploited biomass (B/B0) was smaller than relative biomass capable of producing maximum sustainable yields (BMSY/B0) after handling of the catches of the P. trituberculatus collected from the Yangtze Estuary in 2018 using the LBB method. Therefore, this evidence indicated that the biomass of the swimming crab was relatively low as a result of the overfishing in this water area and the catches of the crabs should be controlled at a reasonable level in the future. Meanwhile, LBB is a promising method providing a theoretical basis for the management and protection of fishery resources. Full article
(This article belongs to the Special Issue Biomonitoring of Aquatic Systems)
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