Ibrar Khan1,2,3,*, Sadia Qayyum2, Shehzad Ahmed2, Kashif Syed Haleem2, Mujaddad-ur-Rehman1, Guang-Lei Liu3 and Zhen-Ming Chi3
...lly significant group of marine micro-fungi family. The study comprised isolation, microscopic observations and ribotyping, allowed discrimination of the marine fungal isolates as Penicillium viticola F1, Penicillium restrictum F2, Penicillium rubens F8, Penicillium implicatum F10, Penicillium piceum F11, Penicillium oxalicum F12, Penicillium sumatrense F15, and Penicillium vinaceum F16. This study demonstrated that Yellow S...
Müge Aliye Hekimoğlu*, Cüneyt Süzer,Şahin Saka andKürşat Firat
Carolina A. Bonin1,2, Eric A. Lewallen2,3, Andre J. van Wijnen3, Marta Jussara Cremer4 and Paulo C. Simões-Lopes5*
...in species indicate that marine mammal populations are susceptible to rapid decline. Yet, effective conservation efforts depend on population-level ecological data. To obtain principal baseline data that will inform management efforts, we characterized the habitat and recorded the behaviour of a Guiana dolphin (Sotalia guianensis) population within one of the most well-preserved estuaries off southern Brazil. Monthly surveys were conducted for one year ...
Muhammad Sharif*, Muhammad Azam Niazi* and Abdul Jabbar**
SEAFOOD EXPORTS: CHALLENGES AND WAY FORWARD
...production of inland and marine fish was 729,000 t in 2012-13. Not only seafood output in the country is low but dwindling to the disastrous level. Export of seafood has increased from 131,620 t (a value of US$ 315.5 million) in 2011-12 to 136,360 t (a value of US$ 333.13 million) in 2012-13, with an annual increase of 9.5% in term of quantity and 4.5% in term of value. Decline in seafood resources, lack of shrimp culture, insufficient facilities at fish marke...
Dachuan Cheng1,2, Md Mahbubul Hassan3, Zhenhua Ma1, 2, 3,*, Qibin Yang1 and Jian G. Qin3
...to larval aquaculture of marine teleosts.
...
Xiangbin Meng1,Tianxiang Gao2, Chunhou Li3, Na Song1, Lu Liu1, Liqin Liu2 and Xiumei Zhang1,*
...n economically important marine cephalopoda. The availability of highly polymorphic markers will be important to promote the conservation of this species. We performed next-generation sequencing and de novo assembly to obtain potential useful microsatellite markers for S. esculenta. Among 80 tested microsatellite markers, 19 showed polymorphism among S. esculenta individuals. The allele number of all polymorphic microsatellite markers rang...
G. Venkatesan* and Amit Kumar
...nding host range even to marine species make this contagious virus, an important animal pathogen globally. Being zoonotic and endemic in most parts of the developing world, it is necessary to prevent and control the infection using latest molecular diagnostics and effective vaccine along with anti-viral therapeutics. This short commentary deals with current knowledge and opportunities on ORFV and future challenges as control perspectives in India. ...
Muhammad Mohsin1, Dai Guilin1,*, Chen Zhuo1, Yin Hengbin1 and Muhammad Noman2
...iv>Due to the decline of marine capture fisheries in Pakistan, it is necessary to evaluate fishery status and their economic implications of major commercially hunted fish species. In this study maximum sustainable yield (MSY) of Carangoides fishery from Sindh, Pakistan is estimated by using catch and effort data. For data analysis, two specialized fishery software CEDA (catch and effort data analysis) and ASPIC (a stock production model incorporating covariat...
Farah Deeba, Hafiz Abdullah Shakir, Muhammad Irfan, Javed Iqbal Qazi*
Chitinase production in organisms: a review
...h in the terrestrial and marine environments. Chitinase are chitin degradable enzyme have control of phytopathogens, physiological functions and degradation of chitinous waste. Interest in chitin wastes utilization is increasing day by day because of its natural resistance against degradation. The review focused on different sources of naturally chitinase production in organisms was discussed....
Bingbing Gao1, Na Song1, Zhonglu Li2, Tianxiang Gao3 and Liqin Liu3,*
...v>Population genetics of marine fishes is vitally important in fishery management and conservation. The ponyfish species Nuchequula mannusella is a dominant species along southern coast of China with important economic and ecological value, and little of its population genetic structure has been known. We use mitochondrial DNA markers to investigate the genetic structure of the species along southern coast of China. The complete sequences of Cytochrome ...
Naheed Ikram and Nafisa Shoaib*
...f commercially important marine fishes Acanthopagrus sp. Parastromateus niger, Nemipterus sp., Pampus argenteus, Ilisha sp., Alepes djedaba, Epinephelus sp., Teraponjarbua, Terapon puta, Scomberomorus koreanus, Epinephelus coioides, Lutjanus sp., Pomadasys sp. and Lutjanus johnii procuredfrom Kemari fish harbor (Pakistan). Our study shows that fresh fishes w...
Muhammad Noman, Yong Tong Mu*, Muhammad Mohsin, Aamir Mahmood Memon and Muhammad Talib Kalhoro
...tock status in Pakistani marine waters from Balochistan coastline.Three surplus production models (SPMs) viz. Fox (F-M), Schaefer (S-M) and Pella-Tomlinson (PT-M) along with three error assumptions (EAs), log (L-EA), log normal (LN-EA) and gamma (G-EA), were used in CEDA while two SPMs, Fox (F-M) and logistic (L-M) were used in ASPIC. In CEDA, for initial proportion (IP) 0.9, F-M for L-EA and LN-EA estimated maximum sustainable yield (MSY) as 2593 t and...
Honghua Wang1,2, Summia Perveen1,2, Shucheng Shao1,2, Kun Wang1,2 and Fei Yin1,2,*
Yunfang Tian, Zeqin Fu, Jiantong Feng, Yahong Guo, Yingying Ye*, Jiji Li and Baoying Guo
...ion genetic structure of marine mollusk organisms via promoting or limiting planktonic larval dispersal. The clam, Meretrix meretrix, is an important aquaculture species in the coastal regions of China. However, the previous studies of genetic information about M. meretrix were vague. None integrated research to reveal the population genetic and structure of M. meretrix in China from north to south. In this study, we investigated the genet...
Sinan Uzundumlu1, Yesim Buyukates1,*, Murat Yigit2, Musa Bulut2, Rıdvan Kaan Gurses1 and Barbaros Celikkol3
...mental properties of the marine system. Water quality parameters such as temperature, salinity, pH and dissolved oxygen, total suspended solids, chlorophyll-a and inorganic nutrients such as NO2+NO3, NH4, PO4 and SiO2 were observed between May 2014 and September 2014 in the study area. The observed results were compared with acceptable limits pronounced in international organizations such as EPA and FAO, and national...
Shouguo Yang1, Fen Cheng1, Xiangyu Wu1, YiXuan Xing1, ZhiFeng Gu2 and Xianming Tang1,*
...tionship and growth of a marine gastropod mollusk, Hemifusus ternatanus was studied for 36 months under artificial condition. The total shell length (SL), shell width (SW) and total weight (TW) were measured for eight times throughout the experimental period. The length-weight relationship can be expressed as Wt = 0.0734×SL2.7817 (R2 = 0.9924) and width-weight can be expressed as Wt = 0.5763×...
Aribah Naz1*, Uzma Badar1,Afsheen Arif2*, Zaid Qureshi1, Sondas Saeed1,Erum Shoeb1, Maqsood Ali Ansari1 and Obaid Yusuf Khan1
Kui Zhang1,2, Ping Geng1, Sher Khan Panhwar3, Khadim Hussain Memon4 and Zuozhi Chen1,2,*
...or few of the commercial marine fish species in Pakistani waters. Most commercial fish species lack assessments of maximum sustainable yield (MSY) and allowable catch, a situation that hinders effective fisheries management. A Catch–MSY model based on statistical catch data and prior information on population parameters was applied to assess the total allowable catch (TAC) and MSY values for 24 commercial marine fish g...
Kecheng Zhu1,2,3, Peiying He1, Baosuo Liu1,2,3, Huayang Guo1,2,3, Nan Zhang1,2,3, Liang Guo1,2,3, Shigui Jiang1,2,3 and Dianchang Zhang1,2,3,*
...has not been explored in marine fishes. In the present study, molecular cloning, bioinformatic analysis and transcriptional analysis of Acanthopagrus latus myomaker (Almyomaker) were performed. The open reading frame (ORF) sequence of Almyomaker is 858 bp, which encodes a polypeptide of 285 amino acids. Moreover, phylogenetic and gene structure analysis indicates that Almyomaker is highly conserved among vertebrates. The tissue distributio...
Fan Sigang1, Guo Yihui1* and Xu Youhou2
...cally important cultured marine bivalve shellfish common in southern China. Investigation on the molecular regulatory mechanisms of gonadal maturation in scallop is critical in the aquacultural industry. Here, gonads in maturing stage were obtained from noble scallops and sequenced using an Illumina high-throughput sequencer, producing 6.68 and 6.70 Gb of data for the ovary and testis, respectively. Reproduction-related genes, including vasa, nanos, and vitell...
Zhi Chen1, Toshifumi Minamoto2, Longshan Lin3 and Tianxiang Gao4,*
... held. 12S rRNA bands of marine fishes on the agarose gel preliminarily revealed that all three kits could successfully extract eDNA from field water samples. Digital PCR results further revealed that the average eDNA concentration of Sepiella japonica extracted by three kits were (4.62 ± 0.72) × 105, (3.83 ± 0.56) × 105, and (2.35 ± 0.27) × 105 copies/300 ml, respectively. The eDNA...
Vijay Lal and Muhammad Naeem*
... very little analysis on marine fish Terapon jarbua have been performed. Therefore, the current analysis was carried out to analyze the proximate composition of T. jarbua. 70 samples of T. jarbua ranging from 18.00-29.90 cm in length and 119.60-429.50 g in body weight were collected from Fisheries Harbour, Karachi Pakistan. The mean percentage of constituents were found to be for water 73.22%, ash 6.72%, fat 3.45% and protein 16.62% in the...
Abdul Nabi Jatt1,2*
...ch other. The sinking of marine snow aggregates is as an essential process for moving organic carbon source from the up-ward to down-ward in the ocean. Marine snow associated bacterial communities perform a crucial role in organic material degradation by producing extracellular hydrolytic enzymes and are considered as key components in global carbon cycle. The aim of this study was to screen marine
Amjad Ali1*, Pirzada Jamal Ahmad Siddiqui1, Naveed Ahmad2,Shabir Ali Amir3, Rafaqat Masroor3,Seema Shafique1 and Zaib-un-Nisa Burhan1
...tablishment of effective marine protected areas, involvement of different stakeholder (well reputed research institutes, universities, dive centers, tour operators, local community), making tourism laws and their implementation, rehabilitation of microhabitats for fish communities through the involvement of local community and creating awareness in general public on the significance (ecological, commercial) of these natural resources via print and electronic m...
Jing Yu1*, Jiangmei Mao1,2 and Dongliang Wang1,3
Muhammad Mohsin1, Yin Hengbin2*, Qian Chong3 and Bohyun Kim4
...ature declares Pakistani marine fisheries a victim of open access phenomenon. Under the influence of this ongoing regime, it becomes necessary to estimate overexploitation risk and understand ongoing economic implications of particularly important fishery resources. Thus, this study is the first-time attempt to evaluate very important fishery resource, i.e., Penaeus shrimps of Pakistan by considering these aspects. A long catch and effort (CE) data seri...
Masoomeh Sohrabi Mollayousefi1* and Babak Moghaddasi2
...rded as ideal indices of marine pollution investigations. During spring 2017, we investigated benthic assemblage of Foraminifera and Ostracods along the Gilan province in the southern shoreline of Caspian Sea, Iran as a pioneer study throughout the country. The sampling stations were selected to cover the shoreline both extremes as well as middle parts. Different physio-chemical properties like salinity, pH, carbonate content, sediment particle size and peculi...
Kang Chen1,2, Dekui He1, Chengzhi Ding3,4, Yintao Jia1 and Yifeng Chen1*
...g studies of otoliths in marine ecosystems, feasibility of otolith shape as an investigative tool in freshwater fish assemblages needs to be validated. The aim of this study was to test stocks of Gymnocypris selincuoensis that may be distinguished using otolith shape from three rivers and eight lakes in northern Tibet. Shape indices (SDs) (form-factor, circularity, rectangularity, ellipticity, roundness, surface density and aspect ratio) and normalized ...
Muhammad Mohsin1, Zhang Luyao2*, Zhu Ting3, Yin Hengbin3 and Qian Chong3
...ountry in the world. Its marine waters are frequently declared as over-harvested. Therefore, accessing the exploitation status of commercial fishery resources becomes very important for their proper management. This study uses catch statistics, 2007-2018, of a vital fishery resource, viz., Ammodytes personatus (Girard, 1856) to know its stock status and ongoing economic implications. For this purpose, Surplus Production Models (SPMs) were applied to the data t...
Omer Eyuboglu
...at adversely affects the marine environment and marine based economic activities and applications. The transportation of NIS causes a decline in fish industries, spoilage of culture fishing stocks, rising production costs, adverse effects on human health and changes in biological diversity. The most prominent alien species in Turkish Black Sea waters are species invasions which are witnessed in the Black Sea. The Black...
Rabia Bibi1, R. Muhammad Tariq2, Samir A.M. Abdelgaleil3 and Munawwer Rasheed1, 4*
M.A. Salam1,*, Sarada Kanta Bhagabati1, Rajdeep Datta1, H. Ramananda Singh2 and Gunajit Oinam2
... including, terrestrial, marine and other aquatic ecosystems and the ecological complexes of which they are part; this includes diversity within species, between species, and of ecosystems. The fish diversity of lake Kharungpat comprised of 29 species under 20 genera, 11 families and 6 orders. The study revealed that, among the identified fish species Amblypharyngodon mola, Esomus dandricus, Puntius sophore and Channa orientalis was found to be highly abundant...
Weam Mohamed Baher1, Wageh Sobhy Darwish2*, Abdelazim Elsayed Elhelaly3,4
...f Anisakis larvae in two marine water fish commonly consumed in Egypt, namely, herrings and sardine. Samples were collected equally from Suez, Ismailia, Damietta, Port Said and Alexandria. The obtained results revealed overall incidence rates of Anisakis larvae in herrings and sardine at 70% and 50%, respectively. The parasite infested mainly (100%) the visceral organs of the positive samples in the two fish species; while infested the muscles in 30% and 10% o...
Mohammad Belal Shaker1, Waleed Rizk El-Ghareeb2,3*, Marwa Magdy Seliem4, Wageh Sobhy Darwish3, Bassam Abdulla Alhawas2, Ahmed E. Tharwat3
...ments such as fresh, and marine water bodies. Aeromonas spp. might cause food-borne gastroenteritis that might be complicated to cause septicemia, meningitis, endocarditis, and osteomyelitis with high mortalities in immune-compromised persons. This international collaborative research was conducted to investigate the prevalence of Aeromonas spp., particularly A. hydrophila in three crustaceans (crab, lobster, and shrimp) retailed in Zagazig, Egypt, and Al-Ahsa...
Faiza Saleem1, Aly Khan2*, Rafia Rehana Ghazi3, Nasira Khatoon1, Samina Waheed1, Mian Sayed Khan4
Asma Fatima*, Ghulam Abbas and Shahnaz Rashid
...zooplankton diversity of marine water ponds at Thatta district, Sindh, Pakistan. Water samples were collected monthly (Jan-Dec, 2019) from different sites of the ponds and studied the total abundance of plankton in each month. During the study, physicochemical parameters of the pond water like temperature, pH, dissolved oxygen, salinity, transparency, ammonia, phosphates, nitrates, potassium, calcium, total alkalinity and total hardness were determined. Overal...
Qian Chong1, Muhammad Mohsin2*, Zhu Ting1, Chen Qiqi1 and Ana Mehak3
...tify;">Zhejiang province marine waters are a significant place of commercial fisheries in China as these resources are rich in fish fauna. However, decreased fish biomass catch has been observed during recent years, putting a big question about the ongoing stock status of commercial fisheries. Therefore, this paper strives to appraise the population dynamics of Trichiurus lepturus in Zhejiang, China which would help fishery managers. For this, authentic data, ...
Amna Sulaman1, Qurat-ul-Ain Ijaz1, Muhammad Shafi2 and Faiz Muhammad1*
...ext-align: justify;">The marine environment is extremely important and has remarkable biodiversity. Turbinella pyrum is a marine species found only in the Indian Ocean. It is an economically important resource as well as a sacred animal. The meat of this animal is used in traditional medicine. T. pyrum is a less known species from Pakistani marine waters. This research validated its molecu...
Muhammad Rabiul Hasan1, Zannatul Mawa1, Muhammad Ashekur Rahman1, Selina Yeasmin2, Yahia Mahmud2 and Muhammad Yeamin Hossain1*
...ay a significant role in marine benthic ecological construction because they accumulate into beds, changing the nature and intricacy of the bottom. Population structure and length-weight relationships of two mussels (Anadara granosa and Meretrix lamarckii) in the Bay of Bengal, Bangladesh were investigated based on occasional data from January to December 2020. Samples were collected from the sampling sites (Sathkhira and Cox’sBazar) with the help of lab...
F. Shahina†, K. Nasira, K. Firoza and Y. I. Erum
...f plant parasitic, soil, marine and entomopathogenic nematode species described and reported during last sixty nine years (1952-2019) from Pakistan. The information compiled in this paper came gradually from many and diverse sources. It is the product of the efforts of several authors who contributed to gather knowledge on the biological diversity through systematics and faunistic studies. Information published in different scientific journals, newsletters, re...
J. Salma, K. Nasira, M. Saima and F. Shahina†
A. M. Khan1,†, S. Naz1 and M. Abid2
Bashir Ahmad1*, Ali Muhammad Yousafzai2, Waqar Ali1, Ikram Ilahi1, Farman Ullah3, Saeed Ahmad1, Ayaz Ali Khan1, Umair Ahmad2 and Hafsa Maria2
...rotective medication silymarine (50 mg/kg body weight). When contrasted to toxic control rabbits, the highest dose of garlic aqueous extract i.e. 300 mg/kg b.w excellently decreased the high serum rates of alkaline phosphatase (ALP), alanine transaminase (ALT), and aspartate transaminase (AST). The outcomes of the extract-treated rabbits were comparable to those of the group of rabbits given silymarine. RBC, platelets, haemo...
Sajid Mehmood Shahzad
...the present situation of marine commerce with maritime neighbors of Pakistan to assess if the persistent reduction in trade arises from a regional phenomenon or an individual issue.
...
Seharish Munawar and Nuzhat Afsar*
...ty years (50) in several marine gastropod species world around. The Phenomenon of imposex is directly connected with toxicity of tributyl (TBT) contamination and the source of this contamination is shipping traffic due to the use of TBT-based paints on ship hulls and the leaching of content into the water column. So, during the present study specimens of Tibia curta (Sowerby II, 1842), collected and investigated for the planned study from Gadani ship breaking ...
Sumbul Zulfiqar and A.G. Rizwana*
...e reproductive organs of marine edible fish Pomadasys maculatus (Bloch, 1793). Fishes were collected from Karachi coast, Kemari, further processed in parasitology lab, University of Karachi. Ovaries were inspected to observe presence of Philometra sp. and other parasites too. In a year, from February 2021 till January 2022, 120 samples of Pomadasys maculatus (Bloch, 1793) were examined out of which only 25 fishes were found to be infected. From Pomadasys macul...
Selvaraj Thanga Malathi¹, Venkatraman Anuradha1*, Mohamed Yacoob Syed Ali2, Muhameed Sajjad Sarwar3, Nagarajan Yogananth2
...nes may get disrupted in marine organisms due to environmental pollution. Heavy metal (chromium, beryllium etc.,) or trace metal (lithium, titanium etc.,) pollution alters the thyroid hormone secretion not only in human beings; but also affects the aquatic species such as fish. Low or nil secretion of thyroid hormone will leads to metabolic stress that in turn breakdown the basic metabolic processes that eventually ends in disturbing the ...
Hualong Jiang1, Tao Li2,3*, Jing Xiang3, Hanqing Yang3 and Maolin He3
...habitats is important in marine ecosystem management. Sea-crossing bridges have been constructed worldwide to facilitate human travels and transactions. However, limited information is available on the ecological impacts of bridge constructions on local microeukaryotic compositions and functional shifts. In the present study, next-generation sequencing and bioinformatics analyses were performed to compare changes of microeukaryotic communities in local sedimen...
Wang Teng1,2,3,4, Li Chunhou1,2,3,4, Liu Yong1,2,3,4* and Zhu Ren5*
...y hotspots in the global marine ecosystem, and an important fishing ground of East Asia. In the past several decade years, multiple pressures including overfishing, habitats destruction, pollution and eutrophication, and non-native species have seriously threaten the biodiversity of fish in the Beibu Gulf. However, the information about fish fauna in this region is very poorly which limiting the conservation of fish biodiversity and sustainability of the fishe...
Maria Endo Mahata1*, Yose Rizal1, Zurmiati1, Sepri Reski1, Indah Fitri Sakinah Limbong2, Dian Saputri2
...esearchers are exploring marine resources as a novel cheap substitutions for poultry industry. This study aims to determine the effect of partial replacement of traditional feed ingredients like corn and rice bran with brown seaweed Sargassum crassifolium on broiler performance. The study employed a fully randomized design, incorporating four replacement treatments (0%, 6%, 12%, and 18%) of brown seaweed Sargassum crassifolium within the broiler diet. Each tre...
Skeikh Mustafizur Rahman1*, Mst. Shirin Sharmin Khan1, Yousef Ahmed Alkhamis2,3, Roshmon Thomas Mathew2, Md. Moshiur Rahman1, Mohammed Monirul Islam4, Md. Asadujjaman5 and Md. Golam Sarower1
...of eleven non-commercial marine fish species namely Johnius argentatus, Harpodon nehereus, Cynoglossus lingua, Johnius elongatus, Sillaginopsis panijus, Pomadasys hasta, Setipinna phasa, Megalaspis cordyla, Rita rita, Gonialosa manmina and Scatophagus argus obtained from the Bay of Bengal. The samples were collected from raw fish (as a whole), different body parts (head, middle and tail) and processed fish (boiled and dried). This study further compared the nu...
FOZIA HUMAYUN1, ZARRIEN AYUB2, MUHAMMAD SAMEE HAIDER3 & SYED ABID ALI1*
...food or feed as valuable marine resource to overcome the malnutrition problem in the developing countries....
