| tobias fish | <zoology> The lant, or sand eel. See: the Note under Asmodeus, in the Dictionary of Noted Names in Fiction. Source: Websters Dictionary (01 Mar 1998) |
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| fall-run fish | <marine biology> Anadromous fish that return to fresh water in the fall and spawn during fall or early winter. (09 Oct 1997) |
| fish | A physical mappingapproach that uses fluorescent tags to detect hybridisation of probes with metaphasechromosomes and with the less-condensed somatic interphase chromatin. (09 Oct 1997) |
| FISH Analysis | <molecular biology, technique> Use of a DNA or RNA probe todetect the presence of the complementaryDNA sequence in cloned bacterial or cultured eukaryotic cells.Also used for locating geneson chromosomes. The process is: Prepare microscope slide with cells in metaphase of mitosis, Treat slide with a weak base. Thus denaturing the DNA. Pour radioactively labelled probe onto the slide. Expose slide to photographic emulsion for a few days or weeks. Develop emulsion. (13 Oct 1997) |
| fish-bellied | Bellying or swelling out on the under side; as, a fish-bellied rail. Source: Websters Dictionary (01 Mar 1998) |
| fish berry | The seeds of Anamirta paniculata which contain the amaroid, picrotoxin; a CNS and respiratory stimulant, used in veterinary medicine as an antidote to barbiturates. Name derived from the use of bruised berries thrown into streams to poison or incapacitate fish. (05 Mar 2000) |
| fish-block | See Fish-tackle. Source: Websters Dictionary (01 Mar 1998) |
| fish bowl granuloma | Localised nodular skin inflammation (small reddish raised areas of skin) caused by a bacterium called mycobacterium marinum. Fish bowl granuloma is typically acquired by occupational or recreational exposure to salt or fresh water, often resulting from minor trauma during caring for aquariums. The diagnosis is suggested by the history of exposure and confirmed by culturing tissue specimens which yield the microscopic organism, mycobacterium marinum. The infection can be treated with a variety of antibiotics, including doxycycline, minocycline, clarithromycin, rifampin, and trimethoprim-sulfamethoxazole. Also called swimming pool granuloma. (12 Dec 1998) |
| fish diseases | Diseases of freshwater, marine, hatchery or aquarium fish. This term includes diseases of both teleosts (true fish) and elasmobranchs (sharks, rays and skates). (12 Dec 1998) |
| fish elevation | The elevation of a fish above the stream bed measured at the tip of the fish's snout. See: focal point. (09 Oct 1997) |
| fish eye disease | <disease> An inherited disorder resulting in low HDL cholesterol and corneal opacities; also, low LCAT activity. (05 Mar 2000) |
| fish flour | A flour made of pulverised, dried fish or fish parts. (12 Dec 1998) |
| fish habitat | The aquatic environment and the immediately surrounding terrestrial environment that, combined, afford the necessary biological and physical support systems required by fish species during various life history stages. (09 Oct 1997) |
| fish ladder | A series of descending weirs which carry water around a dam or waterfall to facilitate the upstream migration of fish. (09 Oct 1997) |
| fish-mouth meatus | A red and swollen condition of the orifice of the urethra (urinary meatus) in gonorrhoea. Internal acoustic meatus, a canal running from the opening of the internal acoustic meatus, through the petrous portion of the temporal bone, ending at the fundus where a thin plate of bone separates it from the vestibule; it gives passage to the facial and vestibulocochlear nerves together with the labyrinthine artery and veins. Synonym: meatus acusticus internus, internal auditory meatus. (05 Mar 2000) |