منابع مشابه
Vertical Orientation in a New Gobioid Fish from New Britain
WHILE VISITING Rabaul, New Britain, during Cruise 6 of the Stanford University vessel "Te Vega" we observed and collected specimens of a small gobioid fish that swam and hovered vertically, with its head up, in midwater close to pockets in the wall of an underwater cliff at depths below 30 feet. Many kinds of fishes, for example scorpaenids and cottoids, are known to orient vertically in contac...
متن کاملSatellite Fish Forecasting in South China Sea
Fish forecasting technology has been applied successfully in many countries. However, most of the forecasting methods used in temperate water were unsuitable to be applied in this region. A fish forecasting model suitable to tropical environment has to be developed. This major project involving several objectives and phases to meet the goal of developing a satellite-based fishery forecasting sy...
متن کاملRegenerating England: science, medicine and culture in inter-war Britain
work in social history of psychiatry (p. 38). It is certainly true that social historians have too often ignored or underestimated medical theories, but they have uncovered a great deal about medicine in action. However, since the writing and publication of textbooks, treatises etc. is not a disembodied, ahistorical activity, one might turn Kutzer's claim upside-down and regard social history a...
متن کاملPhotosynthesis and fish production in the sea.
Numerous attempts have been made to estimate the production in the sea of fish and other organisms of existing or potential food value to man (1-4). These exercises, for the most part, are based on estimates of primary (photosynthetic) organic production rates in the ocean (5) and various assumed trophic-dynamic relationships between the photosynthetic producers and the organisms of interest to...
متن کاملAchieving Natural Coloration in Fish under Culture
Fish that are colored in nature often acquire faded coloration under intensive culture conditions. Experiments adding top-coated algae to the diets of ornamental fish have resulted in color enhancement. Freshwater red velvet swordtails Xiphophorus helleri, rainbowfish Pseudomugil furcatus, and topaz cichlids Cichlasoma myrnae became significantly more intensely colored when fed a diet containin...
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ژورنال
عنوان ژورنال: Proceedings of the Nutrition Society
سال: 1966
ISSN: 0029-6651,1475-2719
DOI: 10.1079/pns19660029