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Showing 1 to 3 of 3 for “"Lateral line scales"”.
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A Study of Asymmetry in Mosquitofish Populations in Polluted and Nonpolluted Environments Using a New Scale Staining Technique.
… of the characters studied, pectoral fin rays and lateral line scales, showed no asymmetry in these populations and therefore provided no data for comparisons. A third character, number of pores in the lateral line scales, showed asymmetry in all populations. Asymmetry was quantified in two ways: …
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Population Status and Characteristics of Macrhybopsis Gelida, Platygobio gracilis and Rhinichthys cataractae in the Missouri River Basin
… M, gelida at riffle sites on the Powder River declined from 28% in 1979-80 to about 3% in 1989-90 . Morphometric characters of M. gelida were similar throughout the Powder River, except for head width, snout length and body depth. Counts of M. gelida anal, dorsal, pelvic and pectoral fin rays; …
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Two races of Etheostoma flabellare flabellare Rafinesque from the Roanoke River of Virginia and the Neuse River of North Carolina
… characteristics are described. The shape of the line behind the eye is rated as rectangular or 8-shaped. The shape of the spots on the caudal fin is rated as solid or hollow. Three major color patterns are described; one of which is a juvenile pattern and the others are characteristic of males …