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1. Application of morphometric measures in estimation of body weight and discrimination of Astyanax lacustris and Astyanax fasciatus

Author:
Botelho, Hortência Aparecida; de Assis Lago, Aline; da Costa, Alisson Lucrecio; Costa, Adriano Carvalho; Reis Neto, Rafael Vilhena; Silva, Zoraia; Ribeiro, Fagner Machado; Café, Marcos Barcellos; de Freitas, Rilke Tadeu Fonseca
Source:
Aquaculture research 2019 v.50 no.9 pp. 2429-2436
ISSN:
1355-557X
Subject:
Astyanax fasciatus; animal organs; body weight; carcass yield; discriminant analysis; fish; morphometry; slaughter; tail
Abstract:
... The objective of this study was to verify the direct and indirect correlation between morphometric measures, ratios, body weight and yield in two lambari species Astyanax lacustris and Astyanax fasciatus and whether the discriminant analysis is capable of separating and allocating the species. We used 102 lambari yellow tail and 60 lambari red tail. The fish were weighed and submitted to the evalu ...
DOI:
10.1111/are.14196

2. Comparative evaluation of mahua (Bassia latifolia) oil cake and castor bean (Ricinus communis) seed as fish toxicants for tilapia (Oreochromis mossambicus) and panchax (Aplocheilus panchax) with residual toxicity assessment on Labeo bata

Author:
Mondal, Bithilekha; Das, Shib K.
Source:
Aquaculture research 2019 v.50 no.9 pp. 2341-2349
ISSN:
1355-557X
Subject:
Aplocheilus; Labeo bata; Madhuca longifolia; Oreochromis mossambicus; Ricinus communis; castor beans; fish; fish poisons; mortality; nitrogen; oilseed cakes; phosphorus; seeds; toxicity; toxicity testing
Abstract:
... Comparative evaluation of mahua (Bassia latifolia) oil cake (MOC) and castor bean (Ricinus communis) seed (CBS) was tested as piscicides for tilapia (Oreochromis mossambicus) and panchax (Aplocheilus panchax), and residual toxicity test was done on Labeo bata. Delayed response of CBS compared with MOC was evident as first and total mortality of tilapia was encountered at 4th and 10th hour of appli ...
DOI:
10.1111/are.14115

3. Comparison on growth performance, body coloration changes and stress response of juvenile river catfish, Pangasius hypophthalmus reared in different tank background colour

Author:
Mat Nawang, Siti Umey Syahirah; Ching, Fui Fui; Senoo, Shigeharu
Source:
Aquaculture research 2019 v.50 no.9 pp. 2591-2599
ISSN:
1355-557X
Subject:
Pangasianodon hypophthalmus; body weight changes; catfish; color; condition factor; feed conversion; fish culture; growth performance; juveniles; ornamental fish; rearing; rivers; specific growth rate; stress response; swimming; tanks
Abstract:
... The effects of different tank background colours (green, black and white) on the growth performance and body coloration of juvenile river cafish, Pangasius hypophthalmus, were examined in this study. The experimental fish with an initial body weight (BW) 0.13 ± 0.05 g and total length (TL) 2.54 ± 0.37 cm were used, and groups of 15 fish per tank were randomly distributed. The experiment was conduc ...
DOI:
10.1111/are.14215

4. Daily rhythms of cortisol and glucose and the influence of the light/dark cycle on anaesthesia in Nile tilapia (Oreochromis niloticus): Does the timing of anaesthetic administration affect the stress response?

Author:
Costa, Leandro Santos; de Araújo, Felipe Guedes; Paulino, Renan Rosa; Pereira, Luciano José; Rodrigues, Edgar Junio Damasceno; Ribeiro, Paula Adriane Perez; Rosa, Priscila Vieira
Source:
Aquaculture research 2019 v.50 no.9 pp. 2371-2379
ISSN:
1355-557X
Subject:
Oreochromis niloticus; anesthesia; anesthetics; benzocaine; clove oil; cortisol; glucose; juveniles; oils; pharmacokinetics; photoperiod; secretion; stress response; sulfonates
Abstract:
... Although daily variations in drug pharmacokinetics have been reported for a variety of teleost species, the influence of this daily variation on the cortisol response following anaesthesia remains poorly understood. To address this, two experiments were performed. The first experiment described the daily patterns of cortisol and glucose secretion in tilapia (Oreochromis niloticus). The second expe ...
DOI:
10.1111/are.14118

5. Determination of grapefruit (Citrus paradisi) peel extract bio‐active substances and its application in Caspian white fish (Rutilus frisii kutum) diet: Growth, haemato‐biochemical parameters and intestinal morphology

Author:
Samavat, Zahra; Shamsaie Mehrgan, Mehdi; Jamili, Shahla; Soltani, Mehdi; Hosseini Shekarabi, Seyed Pezhman
Source:
Aquaculture research 2019 v.50 no.9 pp. 2496-2504
ISSN:
1355-557X
Subject:
Citrus paradisi; Rutilus kutum; alanine transaminase; alkaline phosphatase; body weight; diet; erythrocytes; fish fry; gallic acid; grapefruits; growth performance; hematocrit; hemoglobin; intestines; leukocytes; quercetin; surface area; villi
Abstract:
... In this study, total phenolic and flavonoid contents of grapefruit peel extract (GPE) were equal to 117.3 ± 0.3 µg of gallic acid/mg and 39.30 ± 0.1 µg of quercetin/mg respectively. Caspian white fish (n = 180, 4 ± 0.9 g body weight) was fed with supplemented diets, including 0, 6.25, 12.5 and 25 mg of GPE/kg for 60 days at 25 ± 1°C. The growth performance was markedly improved in fish fed with 25 ...
DOI:
10.1111/are.14204

6. Development of simple sequence repeat markers in Pyropia yezoensis (Bangiales, Rhodophyta) by high‐throughput sequencing technology

Author:
Huang, Linbin; Yan, Xinghong
Source:
Aquaculture research 2019 v.50 no.9 pp. 2646-2654
ISSN:
1355-557X
Subject:
Pyropia yezoensis; fractionation; genome; genomic libraries; high-throughput nucleotide sequencing; macroalgae; microsatellite repeats; oligodeoxyribonucleotides; polymerase chain reaction
Abstract:
... Pyropia yezoensis is one of the most important economical seaweeds across the world and major efforts are underway to increase the production. However, its genome is relatively unexplored. In this study, genome sequence of wild‐type strain LS was determined through paired‐end sequencing of small‐size fractionated genomic library. In total, 283,606 contigs were assembled and 20,620 SSR‐containing s ...
DOI:
10.1111/are.14222

7. Dietary Spirulina (Arthrospira platensis, Gomont, 1892) improved the flesh quality and shelf life of rainbow trout (Oncorhynchus mykiss, Walbaum, 1792) fed fish meal or plant‐based diet

Author:
Güroy, Betül; Güroy, Derya; Mantoğlu, Serhan; Çelebi, Kamil; Şahin, Oya Irmak; Kayalı, Selin; Canan, Belkıs
Source:
Aquaculture research 2019 v.50 no.9 pp. 2519-2527
ISSN:
1355-557X
Subject:
Arthrospira platensis; Oncorhynchus mykiss; Spirulina; cold storage; coliform bacteria; dietary supplements; experimental diets; fish meal; ice; meat quality; pH; plant-based diet; sensory evaluation; shelf life; storage time; trout
Abstract:
... This study was carried out to determine the effects of fish meal or plant‐based diets with supplementation of dietary Spirulina (4%) on shelf life of rainbow trout, Oncorhynchus mykiss. Rainbow trout (initial weight: ~135 g) were fed four experimental diets (fish meal‐based FM, plant meal‐based‐PM, Spirulina included at 4% of fish meal‐based‐FM/S or plant meal‐based PM/S) for 12 weeks. After the f ...
DOI:
10.1111/are.14206

8. Differences in metabolism of triploid and diploid Salmo trutta f. lacustris under acclimation conditions and after exposure to stress situations

Author:
Lahnsteiner, Franz; Lahnsteiner, Elias; Kletzl, Manfred
Source:
Aquaculture research 2019 v.50 no.9 pp. 2444-2459
ISSN:
1355-557X
Subject:
Salmo trutta; acclimation; acetyl coenzyme A; blood serum; diploidy; energy; energy metabolism; enzyme activity; enzymes; glycogen; hypoxia; lactic acid; liver; metabolites; muscles; oxygen; phosphocreatine; swimming; temperature; triploidy
Abstract:
... Differences in metabolism (enzyme activities, metabolites) between diploid and triploid Salmo trutta f. lacustris were investigated under acclimation and stress conditions. Under acclimation conditions enzyme activities differed for 35% of the 27 investigated key regulatory enzymes and temperature optima for 23%. Muscle and liver metabolites related to energy metabolism and diagnostic indices of b ...
DOI:
10.1111/are.14198

9. Double heat shock more potently suppresses cleavage of fertilized willow minnow (Gnathopogon caerulescens) eggs than single heat‐shock treatment

Author:
Kobayashi, Toru; Fujii, Hikaru
Source:
Aquaculture research 2019 v.50 no.9 pp. 2666-2686
ISSN:
1355-557X
Subject:
Gnathopogon caerulescens; cell cycle; centrosomes; chromosomes; eggs; heat stress; minnows; mitotic spindle apparatus; tetraploidy
Abstract:
... This study examined the effects and optimal conditions of double heat‐shock treatment (HST) for the suppression of cleavage in fertilized willow minnow (Gnathopogon caerulescens) eggs. In addition, we performed a cytological analysis of the nucleus and mitotic apparatus dynamics before and after HST. Tetraploidy occurred at the highest frequency (45.4%) when the first HST was delivered 25 min afte ...
DOI:
10.1111/are.14225

10. Early development and allometric growth in hatchery‐reared Eurasian perch, Perca fluviatilis L.

Author:
Kupren, Krzysztof; Palińska‐Żarska, Katarzyna; Krejszeff, Sławomir; Żarski, Daniel
Source:
Aquaculture research 2019 v.50 no.9 pp. 2528-2536
ISSN:
1355-557X
Subject:
Perca fluviatilis; allometry; early development; fish culture; fish larvae; hatching; juveniles; ontogeny; rearing; tail
Abstract:
... The morphological development and allometric growth patterns of Eurasian perch, Perca fluviatilis L., a highly valued commercial species, were studied under intensive rearing conditions from hatching up to 50 DPH (Days Post Hatch). Based on the external morphology, four different phases during early development of Eurasian perch were identified: pre‐flexion larva 0–20 DPH (5.70–10.16 mm TL); flexi ...
DOI:
10.1111/are.14208

11. Effect of dietary supplementation with a synbiotic (Lacto Forte) on growth performance, haematological and histological profiles, the innate immune response and resistance to bacterial disease in Oreochromis niloticus

Author:
Ismail, Mona; Wahdan, Ali; Yusuf, Mohamed, S.; Metwally, Elsayed; Mabrok, Mahmoud
Source:
Aquaculture research 2019 v.50 no.9 pp. 2545-2562
ISSN:
1355-557X
Subject:
Oreochromis niloticus; Pseudomonas fluorescens; antibiotics; dietary supplements; disease resistance; fish; fish diseases; growth performance; histology; immune response; innate immunity; intestines; liver; lysozyme; proteinases; spleen; survival rate; virulent strains
Abstract:
... This study investigated the effects of a synbiotic Lacto Forte on growth performance, haemato‐immunological responses, plasma bactericidal capacity, histological profiles and resistance of Oreochromis niloticus to Pseudomonas fluorescens. The experimental fish were divided into three groups; two of them (T1 and T2) were given Lacto Forte incorporated diets at increasing level (0.7 and 1.5 g/kg, re ...
DOI:
10.1111/are.14212

12. Effect of dietary vitamin B6 supplementation on growth and intestinal microflora of juvenile golden pompano (Trachinotus ovatus)

Author:
Huang, Qianqian; Lin, Heizhao; Wang, Ruixuan; Huang, Zhong; Zhou, Chuanpeng; Yu, Wei; Xun, Pengwei; Tan, Lianjie; Wang, Yun; Wang, Jun
Source:
Aquaculture research 2019 v.50 no.9 pp. 2359-2370
ISSN:
1355-557X
Subject:
Bacteroidetes; Firmicutes; Proteobacteria; Tenericutes; Trachinotus ovatus; alanine transaminase; amylases; aspartate transaminase; chymotrypsin; creatine kinase; diet; enzyme activity; feed conversion; gamma-glutamyltransferase; intestinal microorganisms; intestines; juveniles; peroxidase; pyridoxine; regression analysis; sodium-potassium-exchanging ATPase; specific growth rate; weight gain
Abstract:
... In order to investigate the dietary vitamin B₆ (VB₆) requirement for juvenile golden pompano, an experiment of six different diets with six dietary VB₆ levels (0, 3.75, 7.47, 10.6, 13.7 and 18.5 mg/kg) was conducted. The results indicated that the content of dietary VB₆ significantly increased weight gain rate (WGR), specific growth rate (SGR) and feed conversion ratio (FCR; p < 0.05). Golden pomp ...
DOI:
10.1111/are.14117

13. Effects of chronic sub‐lethal nitrite exposure at high water chloride concentration on Atlantic salmon (Salmo salar, Linnaeus 1758) parr

Author:
Gutiérrez, Xavier A.; Kolarevic, Jelena; Takle, Harald; Baeverfjord, Grete; Ytteborg, Elisabeth; Fyhn Terjesen, Bendik
Source:
Aquaculture research 2019 v.50 no.9 pp. 2687-2697
ISSN:
1355-557X
Subject:
Salmo salar; blood; chlorides; coping strategies; cystic fibrosis transmembrane conductance regulator; gene expression; histology; mortality; nitrite nitrogen; nitrites; parr; protective effect; specific growth rate; toxicity
Abstract:
... The present study examined the protective effects of water chloride (Cl⁻) towards nitrite toxicity in Atlantic salmon parr during 84‐day long nitrite exposure. Effects on growth, histology, blood indices and gene expression were studied at a fixed nominal Cl⁻ concentration of 200 mg/L and at several water nitrite concentrations (0, 0.5, 2, 5 and 10 mg/L NO₂⁻–N). The specific growth rate was signif ...
DOI:
10.1111/are.14226

14. Effects of dietary highly unsaturated fatty acid levels on growth, fatty acid profiles, antioxidant activities, mucus immune responses and hepatic lipid metabolism related gene expressions in loach (Misgurnus anguillicaudatus) juveniles

Author:
Zhao, Yan; Wang, Lingkai; Gao, Jian
Source:
Aquaculture research 2019 v.50 no.9 pp. 2486-2495
ISSN:
1355-557X
Subject:
Misgurnus anguillicaudatus; acid phosphatase; alkaline phosphatase; antioxidant activity; catalase; dietary supplements; docosahexaenoic acid; eicosapentaenoic acid; experimental diets; fatty acid composition; feed conversion; gene expression; gene expression regulation; genes; glutathione peroxidase; growth performance; immune response; juveniles; lipid metabolism; lysozyme; malondialdehyde; mucus; rearing; specific growth rate; superoxide dismutase; survival rate
Abstract:
... A 9‐week rearing trail was conducted to examine the effects of different dietary highly unsaturated fatty acid (HUFA) levels on the growth performance, fatty acid profiles, antioxidant activities, mucus immune responses and lipid metabolism‐related gene expressions of loach (Misgurnus anguillicaudatus) juveniles. Five test diets supplemented with 0%, 0.32%, 0.64%, 0.96% and 1.28% HUFA were used he ...
DOI:
10.1111/are.14202

15. Effects of dietary supplementation of Astragalus membranaceus, Codonopsis pilosula, and Glycyrrhiza uralensis extract mixture on growth performance, haematological parameters and hepatopancreatic performance in juvenile Pacific white shrimp (Litopenaeus vannamei)

Author:
Prathomya, Panita; Hussein, Hany A.; Tran, Ngoc Tuan; Duan, Yuan‐Hui; Peng, Shu‐Hua; Xu, Yan; Qian, Xue‐Qiao; Wang, Gui‐Tang
Source:
Aquaculture research 2019 v.50 no.9 pp. 2707-2717
ISSN:
1355-557X
Subject:
Astragalus membranaceus; B-lymphocytes; Codonopsis pilosula; Glycyrrhiza uralensis; Litopenaeus vannamei; alanine transaminase; aquaculture; aspartate transaminase; dietary supplements; granulocytes; growth performance; hemocyanin; hemocytes; hepatopancreas; histology; juveniles; shrimp; survival rate
Abstract:
... Pacific white shrimp is the major farmed shrimp species in the world. It is known to be very sensitive to the environmental and management changes such as intensification, which is one of the primary necessities to increase shrimp production, but represents a stressful condition, and needs to be managed properly to diminish its negative effects in aquaculture. In this study, juvenile Pacific white ...
DOI:
10.1111/are.14251

16. Effects of feed ingredients on nutrient digestibility, nitrogen/energy balance and morphology changes in the intestine of Nile tilapia (Oreochromis niloticus)

Author:
Tran‐Ngoc, Kim T.; Haidar, Mahmoud N.; Roem, Arjen J.; Sendão, João; Verreth, Johan A. J.; Schrama, Johan W.
Source:
Aquaculture research 2019 v.50 no.9 pp. 2577-2590
ISSN:
1355-557X
Subject:
Oreochromis niloticus; digestibility; distillers grains; energy balance; energy requirements; experimental diets; feather meal; feed composition; fish; fish feeding; goblet cells; histology; hydrolysis; ingredients; intestines; nitrogen; rapeseed meal; raw materials; rice bran; soybean meal; sunflower meal
Abstract:
... The present study assessed the effect of different feed ingredients on nutrient apparent digestibility coefficients (ADC), nitrogen/energy balance and morphology changes in the intestine of Nile tilapia; using a control diet and six test diets, in which the following six ingredients were included at 30%: hydrolysed feather meal (HFM), soybean meal (SBM), rice bran (RB), rapeseed meal (RM), sunflow ...
DOI:
10.1111/are.14214

17. Effects of five compound attractants in high plant‐based diets on feed intake and growth performance of juvenile turbot (Scophthalmus maximus L.)

Author:
Jiang, Dali; Zheng, Jichang; Dan, Zhijie; Tang, Zhuoyi; Ai, Qinghui; Mai, Kangsen
Source:
Aquaculture research 2019 v.50 no.9 pp. 2350-2358
ISSN:
1355-557X
Subject:
Mytilus edulis; Scophthalmus maximus; amino acids; attractants; feed conversion; feed intake; fish meal; gene expression; genes; ghrelin; growth performance; intestines; juveniles; messenger RNA; nucleotides; plant-based diet; protein efficiency ratio; protein hydrolysates; quaternary ammonium compounds; soybean meal; specific growth rate; turbot
Abstract:
... An experiment was conducted to evaluate the effects of five attractants on feed intake, growth performance and appetite‐regulating genes expression for juvenile turbot (Scophthalmus maximus L.). Fish were fed with seven diets: fish‐meal‐based diet (FM), fermented soybean meal replacing 45% fish meal (FSBM) and other diets with 1% compound attractant A (CA‐A) consisting of amino acids, compound att ...
DOI:
10.1111/are.14116

18. Effects of light intensity on larval development and juvenile growth of sea cucumber Apostichopus japonicus

Author:
Li, Li; Zhang, Yongsheng; Dong, Shuanglin; Wang, Fang; Gao, Qinfeng
Source:
Aquaculture research 2019 v.50 no.9 pp. 2333-2340
ISSN:
1355-557X
Subject:
Apostichopus japonicus; ammonia; excretion; growth performance; juveniles; larvae; larval development; light intensity; mariculture; metabolism; oxygen consumption; specific growth rate; survival rate
Abstract:
... The growth rate, survival rate, development and setting rate of larval sea cucumber Apostichopus japonicus were measured under four light intensities (0, 50, 500 and 2,000 lx), and the growth rate and metabolism of the juvenile sea cucumbers were investigated under four light intensity treatments (0, 100, 1,000 and 2,500 lx). The light requirements (i.e. intensity) of the sea cucumber changed as t ...
DOI:
10.1111/are.14113

19. Effects of Spirulina platensis as a feed additive on growth and coloration of blue dolphin cichlids (Cyrtocara moorii Boulunger, 1902)

Author:
Erdogan, Fatime
Source:
Aquaculture research 2019 v.50 no.9 pp. 2326-2332
ISSN:
1355-557X
Subject:
Arthrospira platensis; Cichlidae; Spirulina; aquariums; body weight; carotenoids; color; crude protein; digestible energy; dolphins; feed additives; feed conversion; feed supplements; fish; fish meal; fish skin; growth performance; protein efficiency ratio; satiety; specific growth rate; statistical analysis; weight gain
Abstract:
... This study was carried out to investigate the effects of replacing fish meal with dietary Spirulina as a feed supplement on the growth performance and coloration of blue dolphin cichlids (Cyrtocara moorii). Five isonitrogenous (47% crude protein) and isocaloric (17.36 kJ/g digestible energy) diets were for formulated to replace FM with 0, 5, 10, 15 and 20% Spirulina (designated as Control, SP5, SP ...
DOI:
10.1111/are.14112

20. Estimation of the lower practical limit of aquatic plant coverage in intensive Chinese mitten crab (Eriocheir sinensis) rearing ponds using an unmanned aerial vehicle

Author:
Shi, Linlin; Tian, Ting; Shen, Mingxing; Jin, Meijuan; Zhang, Qing; Zhang, Weiye; Lu, Changying
Source:
Aquaculture research 2019 v.50 no.9 pp. 2316-2325
ISSN:
1355-557X
Subject:
Eriocheir sinensis; ammonium nitrogen; aquatic plants; crabs; fish meat; models; nitrate nitrogen; ponds; rearing; surface water; total nitrogen; total phosphorus; unmanned aerial vehicles; water quality; China
Abstract:
... Aquatic plants play important roles in the productivity of intensive Chinese mitten crab (CMC) rearing ponds. This study aimed to evaluate the lower limit of aquatic plant coverage (APC) in CMC ponds. A field investigation was conducted and unmanned aerial vehicle was used to estimate APCs. A follow‐on single factor experiment was performed to verify the results and evaluated the efficacy of APC v ...
DOI:
10.1111/are.14109