Table 2. Amino acids profile of experimental diets with different fishmeal content for juvenile Pacific white shrimp (% of as-is basis)

Amino acids Diet1) Requirement
FM20 FM10
Essential amino acids
 Arginine (Arg) 2.36 2.63 2.002)
 Histidine (His) 1.00 1.12 0.803),4)
 Isoleucine (Ile) 1.46 1.55 1.602)
 Leucine (Leu) 2.45 2.61 2.402)
 Lysine (Lys) 2.04 1.95 1.603)
 Methionine (Met) 0.49 0.54 0.802),5)
 Phenylalanine (Phe) 1.59 1.76 1.602)
 Threonine (Thr) 1.22 1.30 1.202)
 Valine (Val) 1.61 1.72 1.502),4)
Non-essential amino acids
 Alanine (Ala) 2.62 2.23
 Aspartic acid (Asp) 3.27 3.56
 Cysteine (Cys) 0.74 0.95
 Glutamic acid (Glu) 5.91 6.42
 Glycine (Gly) 1.74 1.48
 Proline (Pro) 1.77 1.81
 Serine (Ser) 1.48 1.62
 Tyrosine (Tyr) 1.01 1.10
 Total essential amino acids 14.22 15.18
 Total nonessential amino acids 18.54 19.17
Total amino acids 32.76 34.35
Diets represent FM20: fishmeal contents of 200 g kg–1, FM10: fishmeal contents of 100 g kg–1.
Data from Hardy & Kaushik (2022).
Data from NRC (2011).
Requirement for tiger shrimp (Penaeus monodon).
Requirement with 0.4% cysteine (Cys).