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anal fin
(redirected from Anal fins)

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anal fin
n
(Life Sciences & Allied Applications / Zoology) a median ventral unpaired fin, situated between the anus and the tail fin in fishes, that helps to maintain stable equilibrium
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5" appearing in the scale row count above and below the lateral line refers to a small truncated scale at the respective bases of the dorsal and anal fins; gill raker counts include all rudiments and are presented as separate counts for the upper and lower limbs as well as a combined count; the last fin ray element of the dorsal and anal fins is usually branched near the base and is counted as a single ray.
Two new species of damselfishes (Pomacentridae: Chromis) from ... by Allen, Gerald R.; Erdmann, Mark V. / aqua: International Journal of Ichthyology
Dorsal and anal fins moderately deep, maximum depth of erect dorsal fin in paratype 8.
A remarkable new species of Psednos (Teleostei: Liparidae) from the ... by Chernova, Natalia V.; Stein, David L. / Fishery Bulletin
Masculinization was induced through dietary exposure of 50 [micro ]g/g methyl-testosterone and anal fins were photographed weekly throughout the masculinization process.
Age as a Variable in the Induced Masculinization of Female ... by Journal of the Alabama Academy of Science
 
 
 
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