- exploitation of fish
- Fisheriesமீன்வள நற்பயன்பாடு; மீன்களைப் பயன்படுத்தப் பிடித்தெடுத்தல்
English-Tamil dictionary. 2014.
exploitation of fish
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Fish migration — Many species of salmon are anadromous and migrate long distances up rivers and streams to spawn. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over distances ranging from a few metres… … Wikipedia
Fish aggregating device — A fish aggregating (or aggregation) device (FAD) is a man made object used to attract ocean going pelagic fish such as marlin, tuna and mahi mahi (dolphin fish). They usually consist of buoys or floats tethered to the ocean floor with concrete… … Wikipedia
exploitation rate — the proportion of a population at the beginning of a given time period that is caught during that time period (usually on a yearly basis). A catch in a year of 10 fish out of a stock of 100 is a 10% exploitation rate. Also the ratio of fish… … Dictionary of ichthyology
exploitation rate — The proportion of a population at the beginning of a given time period that is caught during that time period (usually expressed on a yearly basis). For example, if 720,000 fish were caught during the year from a population of 1 million fish… … Fisheries — dictionary
exploitation rate — The proportion of a population at the beginning of a given time period that is caught during that time period (usually expressed on a yearly basis). For example, if 720,000 fish were caught during the year from a population of 1 million fish… … Fisheries — dictionary
exploitation pattern — The distribution of fishing mortality over the age composition of the fish population, determined by the type of fishing gear, area and seasonal distribution of fishing, and the growth and migration of the fish. The pattern can be changed by… … Fisheries — dictionary
exploitation pattern — The distribution of fishing mortality over the age composition of the fish population, determined by the type of fishing gear, area and seasonal distribution of fishing, and the growth and migration of the fish. The pattern can be changed by… … Fisheries — dictionary
exploitation pattern — the distribution of fishing mortality over the age or length composition of the fish population, determined by the type of fishing gear, area and seasonal distribution of fishing, and the growth and migration of the fish. The pattern can be… … Dictionary of ichthyology
exploitation rate — The fraction of total fish deaths caused by fishing, usually expressed as an annual value. Exploitation rate is some times defined alternatively as the proportion of a population caught during a year … Fisheries — dictionary
exploitation ratio — the ratio of fish caught to total mortality (F/Z) … Dictionary of ichthyology
Doctor fish — This article is about the freshwater fish used for treating skin diseases in Turkey. For the species sometimes called doctor fish in the UK, see Tench. For the fish known as the surgeonfish , see Acanthuridae. Doctor fish Scientific… … Wikipedia
