Fishes
203
Protein Content of the Muscle
% of Wet Weight % of Dry Matter
19.2
89
Lipid Content of the Muscle
% of Wet Weight % of Dry Matter
0.7
3
Major Elements in the Muscle (mg/100 g)
Na
K
Mg
Ca
P
24
377
50
49
191
Trace Elements in the
Muscle (µg/100 g)
Fe
Mn
Se
754
90
26
Vitamins in the Muscle
(µg/100 g)
A
B1
B2
B6
0
160
250
0
Source: Data from Steffens (2006).
FaMiLy: PoLyneMidae (threadFinS)
Pentanemus quinquarius Linnaeus 1758
Order: Perciformes
Family: Polynemidae
Common name: Royal threadfin.
Distribution: Eastern Atlantic: Senegal
to Angola; Cuba (Garilao, 1995a).
Habitat: Marine water and brackish
water; sandy and muddy bottoms in
shallow waters, frequently in brackish
water habitats.
Description: Body of this species is
elongated  and  fusiform, with  spinous  and soft  dorsal fins  widely separated. Tail  fin is large and deeply
forked. Mouth is large and  inferior.
A  blunt snout projects far ahead. Its
most distinguishing feature is its
pectoral fins, which are composed
of two distinct sections, the lower of
which consists of three to seven long,