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... Offshore petroleum platforms provide habitat utilized by an array of reef fish that are valuable to both commercial and recreational fishers. However, thousands of offshore platforms have been decommissioned in the Gulf of Mexico over the past decade, with many of the removals being accomplished using explosive severance methods. Here, we estimate the impact of platform removal in the Gulf of Mexi ...
... The absorption and depletion of dietary administered praziquantel (PZQ) were explored in greater amberjack, Seriola dumerili, a promising farmed fish species in the Mediterranean area and elsewhere. Greater amberjack weighing 84 g were fed once daily for 5 days on diets containing either 1.5 or 3.0 g/kg of PZQ to deliver dose rates of 30 or 60 mg/kg fish, respectively. During the first day, plasma ...
... Nocardiosis causes serious economic damage in the fish farming of Japanese yellowtail fish. Nocardia seriolae identified as pathogenic bacterium is an intracellular-pathogen. In general, induction of cell-mediated immunity (CMI) is effective in infection defense against intracellular-pathogen. However, the conventional formalin-killed N. seriolae (FKC) vaccine induces humoral immunity. Interleukin ...
Seriola dumerili; aggression; analysis of variance; cannibalism; death; fish; group behavior; group size; hatching; hunger; rearing; restricted feeding; seedling production; starvation; stocking rate; survival rate
Abstract:
... Aggressive behaviour, assessed by 24-h observations, and survival rates, determined in a 2-week rearing experiment, were examined in greater amberjack, Seriola dumerili, subjected to single and multiple factors (high density, restricted feeding and diverse size). Aggressive behaviour frequency in the group subjected to both restricted feeding and size diversity (FS) was significantly higher than t ...
... Interleukin-10 (IL-10) is an anti-inflammatory cytokine and negatively regulates cell-mediated immunity (CMI) induction by inhibiting cytokine production in type 1 T helper cells. IL-10 genes have been isolated from several fish, and inflammatory cytokine inhibition by IL-10 has been well examined. However, a CMI regulator of IL-10 in fish has not yet been identified. In this study, we cloned the ...
... A study on fish assemblage associated with fish aggregating devices (FADs) in Sicily was carried out between January 2000 and January 2001. With a fortnightly periodicity, 156 experimental hauls were carried out by means of a purse seine in a FAD-containing marine section banned to commercial fishing. A total of 14 229 fish specimens belonging to six families and 10 species was found. These specie ...
Monogenea; Seriola dumerili; Seriola quinqueradiata; appetite; cages; control methods; farmed fish; field experimentation; fish behavior; fish health; freshwater; gills; hydrogen peroxide; net pens; oral administration; parasites; praziquantel; summer; swimming; viability; water temperature; Japan
Abstract:
... Infection by the capsalid monogeneans Benedenia seriolae and Neobenedenia girellae, and/or the microcotylid monogenean Zeuxapta japonica can be a problem when the greater amberjack Seriola dumerili (Carangidae) is commercially cultured. Effective control measures against these monogeneans that are safe for S. dumerili, especially during the summer when the ocean temperature increases, are still ne ...
... Predicting antigens that would be protective is crucial for the development of recombinant vaccine using genome based vaccine development, also known as reverse vaccinology. High-throughput antigen screening is effective for identifying vaccine target genes, particularly for pathogens for which minimal antigenicity data exist. Using red sea bream iridovirus (RSIV) as a research model, we developed ...
... The host response to virus infection is mediated by the interferon system and its workhorse effector proteins like Interferon-stimulated genes (ISGs). Viperin is an interferon-inducible antiviral protein. In the present study, an antiviral radical SAM enzyme, viperin homologue, was cloned and characterised from teleost, Asian seabass (Lates calcarifer). This cloned viperin cDNA encodes 351 amino a ...
Helianthus annuus; Seriola dumerili; bean meal; crude protein; diet; digestibility; essential amino acids; faba beans; fish; fish feeding; fish meal; ingredients; juveniles; krill; lipids; meat; pea meal; peas; protein value; soybeans; squid; wheat; wheat gluten
Abstract:
... The apparent digestibility coefficients (ADCs) of dry matter, crude protein, crude lipid, and amino acids in fish, krill, squid, meat, defatted krill, soybean, wheat gluten, wheat, camilina, pea, sunflower, and fava bean meals were determined for juvenile Seriola dumerili. The results showed that the ADC of dry matter for yellowtail ranged from 57.7 to 87.2% for animal ingredients and from 42.2 to ...
Thunnus orientalis; tuna; marine fish; fish larvae; vision; mortality; lighting; fish culture; mariculture; Seriola dumerili; Takifugu rubripes; Pagrus major
Abstract:
... High mortality following transfer of early juvenile Pacific bluefin tuna (PBT) aged around 30 days post hatching (about 5 cm total length) from hatchery tanks to sea net cage, particularly during the first few days, is a major problem inhibiting development of large-scale culture operations. Survival rate of the fish after stocking from land tank to a small sea cage was dropped to about 50% or les ...
... This study investigated acquired protection against the parasite Neobenedenia girellae (Capsalidae) at multiple body surface sites and fins of the amberjack Seriola dumerili (Carangidae). We also assessed histopathology of skin between naïve and primed fish. Fish, which were previously infected with N. girellae and treated by freshwater bath, was referred to as “primed fish”. The number of N. gire ...
Seriola dumerili; amino acid composition; body weight; digestible protein; essential amino acids; experimental diets; feed conversion; fish; fish meal; growth performance; potato protein concentrate; protein content; protein sources; weight gain
Abstract:
... Potato protein concentrate (PPC) is a promising candidate as a fish meal (FM) substitute because it has high protein and essential amino acid content. In the present study, we replaced FM in greater amberjack diets with PPC to investigate the effect on growth and feed utilization. Four isonitrogenous, isolipidic and isocaloric experimental diets were prepared by substituting 0, 20, 40 and 60% of F ...
Seriola dumerili; acoustics; biotelemetry; fish; marine fisheries; models; mortality; satellites; time series analysis; uncertainty; Gulf of Mexico
Abstract:
... The Gulf of Mexico greater amberjack (Seriola dumerili) stock has been designated as “overfished” by the National Marine Fisheries Service and is currently under a rebuilding plan. Its fishery in the Gulf of Mexico is dominated by recreational landings, where 75% of the total recreational catch are regulatory discards; as such, uncertainty regarding the post-release mortality rate represents a dat ...
... Cathepsins, as a class of protein hydrolases, are widely found in the lysosomes of many tissues and play an essential role in various physiological activities. Cathepsin C (CTSC), a lysosomal cysteine protease, is an essential component of the lysosomal hydrolase family. In this study, we identified a CTSC from Trachinotus ovatus (TroCTSC) and analyzed its function. TroCTSC contained an ORF of 136 ...
... Keap1 is an important component of Nrf2-Keap1 signaling pathways. However, information about Keap1 in T. ovatus is quiet limit. Thus, the full length of Keap1 was cloned from T. ovatus in this study. The full-length cDNA sequence was 3373 bp in length and comprised of a 1878 bp ORF preceded by 1205bp 5′-UTR, and followed a 290 bp 3′- UTR. The putative amino acid sequence of the Keap1 contains 625 ...
... Lancefield group C Streptococcus dysgalactiae (GCSD) causes severe necrotic lesions in the caudal peduncle in the genus Seriola farmed in Japan. To develop a sero‐diagnostic method for GCSD infection in farmed fish, we attempted to identify a surface immunogenic protein that induces an antibody after infection with GCSD by immunoblot analysis using sera collected from infected fish. A protein obta ...
... Nrf2 is an important component of Nrf2-ARE signaling pathway. However, information about Nrf2 in golden pompano (Trachinotus ovatus) is quiet limited. Thus, the full length of Nrf2 was cloned from T. ovatus in this study. The full-length cDNA sequence was 2376 bp in length and comprised of a 1848 bp ORF preceded by 123 bp 5′UTR, and followed by a 405 bp UTR. The putative amino acid sequence of the ...
... The golden pompano, Trachinotus ovatus, is a promising species in the mariculture. However, the sex identification in alive individual is a bottleneck step in selective breeding. The golden pompano and the greater amberjack, Seriola dumerili, belong to the same family, Carangidae. The genome assembly of golden pompano has been released and the sex determining mechanism in the greater amberjack has ...
... To investigate the early life history of Seriola dumerili, we first validated otolith daily increments using reared fish (11–51 days after hatching). Four larval and early-juvenile S. dumerili were collected in May and July 2015 around the Penghu Islands, Taiwan (23.45–23.70 °N, 119.40–119.70 °E), by surface larval net towing, but not from drifting seaweeds. Seriola dumerili were caught at the the ...
... The aim of this study was to compare the total lipid (TL) content, the lipid class (LC) composition and their associated fatty acids from muscle, liver and ovary of wild and cultured mature females of greater amberjack (Seriola dumerili), in order to obtain information to formulate a more suitable diet for this species broodstock. TL content in muscle and liver was higher in cultured fish than in ...
... The collagen distribution in cultured specimens of amberjack and yellowtail were assessed by histochemical observation in relation to the meat texture of the fish. Major structural alteration was observed in the level of pericellular connective tissue of yellowtail that had higher muscle lipid content; these changes are likely to be associated with the large-scale changes in muscle firmness result ...
... Ciguatoxins (CTXs) are marine toxins produced by microalgae of the genera Gambierdiscus and Fukuyoa, which are transferred through the food webs, reaching humans and causing a poisoning known as ciguatera. The cell-based assay (CBA) is commonly used for their detection because of its high sensitivity and the provided toxicological information. However, matrix effects may interfere in the CBA. In t ...
... The substitution of high-value fish species for those of lower value is common practice. Although numerous studies have addressed this issue, few have been conducted in Mexico. In this study, we sought to identify fresh fillets of fish, sharks, and rays using DNA barcodes. We analyzed material from “La Viga” in Mexico City, and other markets located on the Gulf and Caribbean coasts of Mexico. From ...
... Diffuse outbreaks of food poisoning with unknown aetiologies leading to diarrhoea and vomiting within a short time after ingesting flatfish (Paralichthys olivaceus), tuna (Thunnus spp.), or amberjack (Seriola dumerili) have occurred nationwide in Japan, including the Tokyo metropolitan area. In this study, we surveyed the detection rates of kudoid parasites in 12 tuna samples that caused clinical ...
Seriola dumerili; fish; lead; new species; supermarkets; Italy; Spain
Abstract:
... For farmers of new fish species, market adoption is needed in order to grow a viable business. Farmers may try to sell the new species in their firms’ domestic markets, but they might also look at other markets. However, as markets are becoming more global and competitors more international, considering internationalization may be a necessity rather than a choice. Using diffusion modelling, and ba ...
Seriola dumerili; fish diseases; parasitoses; Sanguinicolidae; host-parasite relationships
Abstract:
... This study presents a description of the developmental stages of a new sanguinicolid disease agent (Paradeontacylix ibericus) of cultured Seriola dumerili (greater amberjack) in the Mediterranean, and investigates parasite habitat selection in the definitive host and the development of sanguinicolidosis in experimental, inshore cultures of S. dumerili. Two experimental surveys were carried out usi ...
... The market for Pacific bluefin tuna (Thunnus orientalis) is expanding as global consumption increases. Meeting this demand has led to overfishing and consequent depletion of wild populations, resulting in a focus on aquaculture as an alternative to fishing. However, under the crowded conditions typical of tuna aquaculture settings, infectious diseases are a common problem associated with considera ...
DNA primers; Seriola dumerili; cages; control methods; fish culture; fish farms; flukes; labor; larvae; marine fish; mitochondrial DNA; monitoring; quantitative polymerase chain reaction
Abstract:
... Skin fluke Neobenedenia girellae infection is a chronic problem in marine finfish aquaculture. Current control measures rely on bath treatments, which are labor intensive and cause significant stress to fish. Although there is an urgent need to develop a strategy to prevent this infection, little is known about the distribution of the larval stage of the skin fluke around culture cages. We aimed t ...
... Lactococcicosis is an infection caused by the bacterium Lactococcus garvieae and creates serious economic damage to cultured marine and fresh water fish industries. The use of the assay currently applied to evaluate the potency of the lactococcicosis vaccine is contingent upon meeting specific parameters after statistical analysis of the percent survival of the vaccinated yellowtail or greater amb ...
... The selenium (Se)-containing imidazole compound selenoneine (2-selenyl-Nα, Nα, Nα-trimethyl-L-histidine) is a strong scavenger of reactive oxygen species (ROS) in the blood and tissues of fish. Intravenous injection of selenoneine into yellowtail has been shown to delay changes in meat color and prevent met-myoglobin formation in red muscle. In this study, to determine whether selenoneine can impr ...
... This study investigated the effects of bovine lactoferrin (bLf) on the body surface defense factors, stress response to fresh water exposure, and anti-parasitic effects against Neobenedenia girellae in amberjack (Seriola dumerili) juveniles. In the first trial, amberjack juveniles were fed test diets supplemented with four different levels of bLf (0, 500, 1000, and 2000 mg kg−1) for 4 weeks to det ...
Seriola dumerili; aquaculture; cages; catalase; dietary protein; fish; fish meal; heat stress; intestines; juveniles; liver; lysine; protein efficiency ratio; regression analysis; satiety; specific growth rate; weight gain
Abstract:
... An 8‐week feeding trial was conducted to determine the dietary lysine requirement of greater amberjack, Seriola dumerili. Six experimental diets resulting from a practical basal formulation were produced to containing mainly plant ingredients (25% fish meal) were supplied with graded levels of crystalline L‐lysine‐HCl and the analysed lysine concentration in each diet was found to be 1.93 (basal d ...
... Despite its legislative regulation and control, the quality and safety of aquatic products is somewhat questioned due to the potential bioaccumulation of pollutants. The elements (Al, B, Ba, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, Pb, Sr, V and Zn) were determined in the liver and muscle of wild and captive-reared Seriola dumerili with the aim of studying possible differences between or ...
interspecific variation; Seriola quinqueradiata; Seriola dumerili; body weight; praziquantel; oral administration; farmed fish
Abstract:
... The capsalid monogeneans Benedenia seriolae and Neobenedenia girellae are problematic parasites in the major commercially cultured fish in Japan, carangids Seriola quinqueradiata and Seriola dumerili. This study investigated the efficacy of PZQ against infection with these monogeneans in these two fish species and the differences in sensitivity to PZQ between B. seriolae and N. girellae in vitro. ...
Seriola dumerili; coasts; genetic variation; juveniles; larvae; mitochondrial DNA; nucleotide sequences; otoliths; phylogeny; spawning; East China Sea
Abstract:
... We examined the distribution and genetic variability of the greater amberjack Seriola dumerili in the East China Sea (ECS) from the mitochondrial DNA (mtDNA) control region of young-of-the-year (YOY) individuals, which may reflect the genetic characteristics of the spawning population. In the years 2016 and 2017, a total of 165 YOY S. dumerili were collected from two different locations in the ECS ...
Seriola dumerili; aquaculture; cages; control methods; diurnal variation; field experimentation; fish; fish farms; flukes; labor; larvae; mortality; trematode infections
Abstract:
... Skin fluke infection is a major parasitic problem in the aquaculture industry. Present control measures such as bath treatments are effective for removing flukes from fish but require extensive labour and time. Moreover, bath treatments cause great stress to the fish, and occasionally lead to post-treatment mortality. Our ultimate goal is to develop a culture technique that prevents or lowers the ...
... The diversity and distribution of the early stages of carangid fishes were investigated in relation to environmental conditions off the Catalan Coast (NW Mediterranean). Data were obtained during four oceanographic cruises conducted in spring–summer 2003 and 2004. A total of 4743 larvae from seven species and five genera were identified. Most were thermophilic species very abundant in the warm wat ...
... The effects of gonadotropin‐releasing hormone agonist (GnRHa) on plasma levels of follicle‐stimulating hormone (Fsh) and luteinising hormone (Lh) are reported for female greater amberjack Seriola dumerili with post‐vitellogenic ovarian oocytes. Five females were implanted with pellets containing GnRHa (600 μg kg⁻¹ body weight), while five other females were injected with saline. All females implan ...
... This study aimed to evaluate the effect of Lactococcus lactis K-C2 on the growth performance, microbial diversity, and release of free amino acids in the intestinal tract and the edible parts of young amberjack, Seriola dumerili. Fish were fed a diet with or without strain K-C2 (2 × 10¹⁰ cfu/g feed) for 25 days. The results indicated that the growth performance of fish in the treated group was sig ...
... This study was designed to investigate: 1) the distribution of Neobenedenia girellae (Capsalidae) on host amberjack Seriola dumerili (Carangidae) and growth of the parasite during infection; 2) the influence of different N. girellae exposure levels on S. dumerili growth; and 3) the histopathological skin changes of S. dumerili infected with N. girellae at the different parasite densities. N. girel ...
... The effect of algae with different DHA contents used for the enrichment of rotifers on the growth performance, survival, and swim bladder inflation of larval amberjack Seriola dumerili was investigated. Rotifers were enriched with freshwater Chlorella vulgaris containing three levels of DHA (rotifer containing DHA 0.04, 0.60, 1.32 g DHA 100 g−1 DM) and Nannochloropsis (0.04 g DHA 100 g−1 DM; 2.54 ...
... The aim of this study was to assess the effect of two rearing conditions: outdoor environment with great volume tanks (500 m³) and low stocking density (~0.4 kg m⁻³); and indoor environment with smaller volume tanks (10 m³) and higher stocking density (~5 kg m⁻³), on muscle, liver and ovary lipid composition of Seriola dumerili broodstock born in captivity. The rearing conditions tested seem to af ...
Helianthus annuus; Seriola dumerili; aquaculture; biometry; body composition; diet; fish; fish oils; histology; inflammation; intestines; linseed; liver; probiotics; survival rate
Abstract:
... Fish (175 g of initial weight) were fed in triplicated groups with four diets formulated by 0% (FO 100), 75% (FO 25) and 100% (with and without probiotics, FO 0 and FO 0+) of fish oil replacement consisting of a mixture of linseed, sunflower and palm oils. After 109 days, growth and nutritional parameters were not affected by the treatment; however, fish fed with 0% of fish oil showed the lowest s ...
... Elevated mortality during early stages and high occurrence of skeletal anomalies are major concerns in Greater amberjack (Seriola dumerili) juvenile's production. Identification of nutritional requirements during live prey feeding stages, particularly those related with n-3 HUFA would help to formulate specific diets for this species improving larval survival and reducing skeleton anomalies. In th ...
Alvaro Fernández‐Montero; Maria Jose Caballero; Silvia Torrecillas; Victor Manuel Tuset; Antoni Lombarte; Rafael Ruiz Ginés; Marisol Izquierdo; Lidia Robaina; Daniel Montero
Seriola dumerili; animal welfare; aquaculture; body weight; chemical composition; feed conversion; fingerlings; gastric emptying; gastrointestinal transit; growth performance; juveniles; liver; morphometry; nutrient retention; rearing; specific growth rate; temperature
Abstract:
... In order to successfully diversify Mediterranean aquaculture, it is necessary to determine optimum culture conditions of potential candidate species such as greater amberjack (Seriola dumerili). Among culture conditions, rearing temperature is a key factor for achieving optimum growth and maintaining fish welfare. However, little is known about the optimum culture conditions of greater amberjack ( ...
... Yellowtails weighing 490 g were fed five experimental diets with different protein/energy ratios, 24.6, 26.9, 28.9, 31.8 and 35.8 g MJ⁻¹, for 152 days. The energy content was similar in all the diets and the protein and lipid levels were 40/26, 45/26, 50/18, 50/26 and 55/18 %CP/%CL respectively. The final weight and SGR were lower in fish fed diets with a lower PD/ED ratio (24.6 and 26.9 g MJ⁻¹), ...
... A 50-day feeding trial was conducted to determine the effects of dietary inosine on growth performance, immune responses, oxidative stress and gut morphology of juvenile amberjack, Seriola dumerili. Five isonitrogenous (52% crude protein) and isolipidic (14% crude lipid) semi-purified test diets were prepared by supplementing incremental levels of dietary inosine nucleoside at 0% (D1, control), 0. ...
... A well-balanced diet adapted to fulfil the specific nutritional requirements of greater amberjack (Seriola dumerili) would contribute to optimize reproduction and spawning quality. The main objective of the present study was to examine the effects of supplemental histidine, taurine and protein in broodstock diets, on egg quality of greater amberjack. Twelve broodstocks were distributed in three 40 ...