Biblioteca Digital

11 resultados para 660201 Hydro-electric

em Plymouth Marine Science Electronic Archive (PlyMSEA)

Further photo-electric measurements of the penetration of light into sea-water

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Photo-electric measurements of submarine illumination throughout the year

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The photo-chemical and photo-electric measurement of submarine illumination

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A preliminary comparison of the neon lamp and potentiometer methods of submarine photo-electric photometry

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Apparatus for the photo-electric measurement of submarine illumination assembled for the U.S.A. research ship Atlantis

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The use of a selenium rectifier photo-electric cell for submarine photometry

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On the nematocysts of hydro-medusae. II.

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Marking fish with the electric tattooing needle

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Eudactylina rachelae n.sp., a copepod parasitic on the electric ray, Torpedo nobiliana Bonaparte

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Amphibdellid (monogenean) parasites of electric rays (Torpedinidae)

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Refined estimates of South African pelagic fish biomass from hydro-acoustic surveys: quantifying the effects of target strength signal attenuation and receiver saturation

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