Replacement of fish oil with Schizochytrium meal and its impacts on the growth and lipid metabolism of Pacific white shrimp (Litopenaeus vannamei)

A 12‐week experiment was conducted to evaluate replacing fish oil (FO) in Pacific white shrimp (Litopenaeus vannamei) diets with algal meal (Schizochytrium sp. [AM]) and vegetable oils (VO: linseed oil [L] and soybean oil [S]). For this purpose, 15 aquaria (110‐L each) were arranged in an indoor rac...

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Veröffentlicht in:Aquaculture nutrition 2018-12, Vol.24 (6), p.1769-1781
Hauptverfasser: Kumar, Vikas, Habte‐Tsion, Habte‐Michael, Allen, Kristy M., Bowman, Benjamin A., Thompson, Kenneth R., El‐Haroun, Ehab, Filer, Keith, Tidwell, James H.
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container_end_page 1781
container_issue 6
container_start_page 1769
container_title Aquaculture nutrition
container_volume 24
creator Kumar, Vikas
Habte‐Tsion, Habte‐Michael
Allen, Kristy M.
Bowman, Benjamin A.
Thompson, Kenneth R.
El‐Haroun, Ehab
Filer, Keith
Tidwell, James H.
description A 12‐week experiment was conducted to evaluate replacing fish oil (FO) in Pacific white shrimp (Litopenaeus vannamei) diets with algal meal (Schizochytrium sp. [AM]) and vegetable oils (VO: linseed oil [L] and soybean oil [S]). For this purpose, 15 aquaria (110‐L each) were arranged in an indoor rack recirculating saltwater system (salinity, 27–28 ppt) and a 2,000‐L mechanical and biological propeller‐washed bead filtration system. Juvenile shrimp (initial weight, 3.15 ± 0.01 g) were randomized into five groups of three replicates and fed one of five iso‐nitrogenous (400 g/kg crude protein) and iso‐lipidic (100 g/kg lipid) diets such as control (50 g/kg FO), FO‐AM0 (80 g/kg FO), FS‐AM1 (40 g/kg FO + 20 g/kg VO + 28.8 g/kg AM), FLS‐AM2 (20 g/kg FO + 20 g/kg VO + 58.7 g/kg AM) and LS‐AM3 (0 FO + 20 g/kg VO + 88.5 g/kg AM). No differences were found in most production performance parameters, except final body weight, which was significantly (p 
doi_str_mv 10.1111/anu.12816
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[AM]) and vegetable oils (VO: linseed oil [L] and soybean oil [S]). For this purpose, 15 aquaria (110‐L each) were arranged in an indoor rack recirculating saltwater system (salinity, 27–28 ppt) and a 2,000‐L mechanical and biological propeller‐washed bead filtration system. Juvenile shrimp (initial weight, 3.15 ± 0.01 g) were randomized into five groups of three replicates and fed one of five iso‐nitrogenous (400 g/kg crude protein) and iso‐lipidic (100 g/kg lipid) diets such as control (50 g/kg FO), FO‐AM0 (80 g/kg FO), FS‐AM1 (40 g/kg FO + 20 g/kg VO + 28.8 g/kg AM), FLS‐AM2 (20 g/kg FO + 20 g/kg VO + 58.7 g/kg AM) and LS‐AM3 (0 FO + 20 g/kg VO + 88.5 g/kg AM). No differences were found in most production performance parameters, except final body weight, which was significantly (p &lt; 0.05) lower in the group fed diet LS‐AM3 (complete replacement of fish oil) compared with those fed diets FO‐AM0 and FLS‐AM2. Proximate and fatty acids composition were altered by the supplementation of AM and VO. Muscle and hepatopancreatic linoleic acid, linolenic acid and docosahexaenoic acid levels increased with increasing dietary AM, while eicosapentaenoic acid levels decreased. AM and VO supplementation significantly influenced the major total fatty acids in the tail muscle (MUFA, n‐6 PUFA, n‐3 PUFA and LC‐PUFA) and hepatopancreas (SFA, MUFA, LC‐PUFA and ratio of n‐3/n‐6), with higher n‐6, n‐3 and LC‐PUFAs and ratios of n‐3/n‐6 in high AM diets (LS‐AM3 and FLS‐AM2). Lipase activity increased with increasing dietary AM, whereas adipocytes decreased (p &lt; 0.05). Significantly lower total cholesterol was measured in groups fed control and FLS‐AM2 diets compared to those fed FO‐AM0 and LS‐AM3. Algal meal could replace FO up to 75% and play an important role as a source of essential fatty acids in shrimp diets without compromising growth and health.</description><identifier>ISSN: 1353-5773</identifier><identifier>EISSN: 1365-2095</identifier><identifier>DOI: 10.1111/anu.12816</identifier><language>eng</language><publisher>Oxford: Hindawi Limited</publisher><subject>Algae ; antioxidant capacity ; Aquaria ; Aquariums ; Body weight ; Cholesterol ; Composition ; Diet ; fatty acid composition ; Fatty acids ; Fish ; Fish oils ; growth performance ; Hepatopancreas ; Linoleic acid ; lipid metabolism ; Lipids ; Litopenaeus vannamei ; Metabolism ; Oil ; Oils &amp; fats ; omega‐3‐rich algal meal (Schizochytrium sp.) ; Pacific white shrimp (Litopenaeus vannamei) ; Proteins ; Ratios ; Schizochytrium ; Shellfish ; Vegetable oils ; Weight</subject><ispartof>Aquaculture nutrition, 2018-12, Vol.24 (6), p.1769-1781</ispartof><rights>2018 John Wiley &amp; Sons Ltd</rights><rights>Copyright © 2018 John Wiley &amp; Sons Ltd</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c2976-7810020f71b99921c74937f16b2b963a8ec90ad1f0129a7772ce00372513b30a3</citedby><cites>FETCH-LOGICAL-c2976-7810020f71b99921c74937f16b2b963a8ec90ad1f0129a7772ce00372513b30a3</cites><orcidid>0000-0002-8794-4623 ; 0000-0002-2848-2561 ; 0000-0001-7861-9733</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://onlinelibrary.wiley.com/doi/pdf/10.1111%2Fanu.12816$$EPDF$$P50$$Gwiley$$H</linktopdf><linktohtml>$$Uhttps://onlinelibrary.wiley.com/doi/full/10.1111%2Fanu.12816$$EHTML$$P50$$Gwiley$$H</linktohtml><link.rule.ids>314,780,784,1416,27922,27923,45572,45573</link.rule.ids></links><search><creatorcontrib>Kumar, Vikas</creatorcontrib><creatorcontrib>Habte‐Tsion, Habte‐Michael</creatorcontrib><creatorcontrib>Allen, Kristy M.</creatorcontrib><creatorcontrib>Bowman, Benjamin A.</creatorcontrib><creatorcontrib>Thompson, Kenneth R.</creatorcontrib><creatorcontrib>El‐Haroun, Ehab</creatorcontrib><creatorcontrib>Filer, Keith</creatorcontrib><creatorcontrib>Tidwell, James H.</creatorcontrib><title>Replacement of fish oil with Schizochytrium meal and its impacts on the growth and lipid metabolism of Pacific white shrimp (Litopenaeus vannamei)</title><title>Aquaculture nutrition</title><description>A 12‐week experiment was conducted to evaluate replacing fish oil (FO) in Pacific white shrimp (Litopenaeus vannamei) diets with algal meal (Schizochytrium sp. [AM]) and vegetable oils (VO: linseed oil [L] and soybean oil [S]). For this purpose, 15 aquaria (110‐L each) were arranged in an indoor rack recirculating saltwater system (salinity, 27–28 ppt) and a 2,000‐L mechanical and biological propeller‐washed bead filtration system. Juvenile shrimp (initial weight, 3.15 ± 0.01 g) were randomized into five groups of three replicates and fed one of five iso‐nitrogenous (400 g/kg crude protein) and iso‐lipidic (100 g/kg lipid) diets such as control (50 g/kg FO), FO‐AM0 (80 g/kg FO), FS‐AM1 (40 g/kg FO + 20 g/kg VO + 28.8 g/kg AM), FLS‐AM2 (20 g/kg FO + 20 g/kg VO + 58.7 g/kg AM) and LS‐AM3 (0 FO + 20 g/kg VO + 88.5 g/kg AM). No differences were found in most production performance parameters, except final body weight, which was significantly (p &lt; 0.05) lower in the group fed diet LS‐AM3 (complete replacement of fish oil) compared with those fed diets FO‐AM0 and FLS‐AM2. 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[AM]) and vegetable oils (VO: linseed oil [L] and soybean oil [S]). For this purpose, 15 aquaria (110‐L each) were arranged in an indoor rack recirculating saltwater system (salinity, 27–28 ppt) and a 2,000‐L mechanical and biological propeller‐washed bead filtration system. Juvenile shrimp (initial weight, 3.15 ± 0.01 g) were randomized into five groups of three replicates and fed one of five iso‐nitrogenous (400 g/kg crude protein) and iso‐lipidic (100 g/kg lipid) diets such as control (50 g/kg FO), FO‐AM0 (80 g/kg FO), FS‐AM1 (40 g/kg FO + 20 g/kg VO + 28.8 g/kg AM), FLS‐AM2 (20 g/kg FO + 20 g/kg VO + 58.7 g/kg AM) and LS‐AM3 (0 FO + 20 g/kg VO + 88.5 g/kg AM). No differences were found in most production performance parameters, except final body weight, which was significantly (p &lt; 0.05) lower in the group fed diet LS‐AM3 (complete replacement of fish oil) compared with those fed diets FO‐AM0 and FLS‐AM2. Proximate and fatty acids composition were altered by the supplementation of AM and VO. Muscle and hepatopancreatic linoleic acid, linolenic acid and docosahexaenoic acid levels increased with increasing dietary AM, while eicosapentaenoic acid levels decreased. AM and VO supplementation significantly influenced the major total fatty acids in the tail muscle (MUFA, n‐6 PUFA, n‐3 PUFA and LC‐PUFA) and hepatopancreas (SFA, MUFA, LC‐PUFA and ratio of n‐3/n‐6), with higher n‐6, n‐3 and LC‐PUFAs and ratios of n‐3/n‐6 in high AM diets (LS‐AM3 and FLS‐AM2). Lipase activity increased with increasing dietary AM, whereas adipocytes decreased (p &lt; 0.05). Significantly lower total cholesterol was measured in groups fed control and FLS‐AM2 diets compared to those fed FO‐AM0 and LS‐AM3. Algal meal could replace FO up to 75% and play an important role as a source of essential fatty acids in shrimp diets without compromising growth and health.</abstract><cop>Oxford</cop><pub>Hindawi Limited</pub><doi>10.1111/anu.12816</doi><tpages>13</tpages><orcidid>https://orcid.org/0000-0002-8794-4623</orcidid><orcidid>https://orcid.org/0000-0002-2848-2561</orcidid><orcidid>https://orcid.org/0000-0001-7861-9733</orcidid></addata></record>
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source Wiley Online Library All Journals
subjects Algae
antioxidant capacity
Aquaria
Aquariums
Body weight
Cholesterol
Composition
Diet
fatty acid composition
Fatty acids
Fish
Fish oils
growth performance
Hepatopancreas
Linoleic acid
lipid metabolism
Lipids
Litopenaeus vannamei
Metabolism
Oil
Oils & fats
omega‐3‐rich algal meal (Schizochytrium sp.)
Pacific white shrimp (Litopenaeus vannamei)
Proteins
Ratios
Schizochytrium
Shellfish
Vegetable oils
Weight
title Replacement of fish oil with Schizochytrium meal and its impacts on the growth and lipid metabolism of Pacific white shrimp (Litopenaeus vannamei)
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