| cover test | A test used for objective demonstration of ocular deviation in strabismus; may be performed by two methods: the cover-uncover test and the alternate cover test. (05 Mar 2000) |
|---|---|
| cover-uncover test | A test to detect strabismus; the patient's attention is directed to a small fixation object, one eye is covered and after a few seconds, uncovered; if the uncovered eye moves to see the picture, strabismus is present. (05 Mar 2000) |
| prism cover test | Measurement of the deviation in strabismus by the alternate cover test combined with neutralization for the deviation using prisms. (05 Mar 2000) |
| shaded riverine aquatic cover | Near-shore aquatic area occurring at the interface between a stream and adjacent woody habitat. (09 Oct 1997) |
| instream cover | Areas of shelter in a stream channel that provide aquatic organisms protection from predators or competitors and/or a place in which to rest and conserve energy due to a reduction in the force of the current. (09 Oct 1997) |
| overhead cover | Material (organic or inorganic) that provides protection to fish or other aquatic animals from above, generally includes material overhanging the stream less than a particular distance above the water surface. Values less than 0.5 m (1.5 feet) and less than 1 m (3 feet) have been used. (09 Oct 1997) |
| thermal cover | Vegetative condition, generally with greater than 70% canopy closure and 40 feet in height, that can significantly ameliorate weather effects such as wind, heat, cold, and snow. Used by wildlife in winter. (05 Dec 1998) |
| amber fish | <zoology> A fish of the southern Atlantic coast (Seriola Carolinensis) Source: Websters Dictionary (01 Mar 1998) |
| anadromous fish | Anadromous fish means fish which spawn in fresh water and spend a portion of their lives in the ocean. (09 Oct 1997) |
| angel fish | See Angel. Source: Websters Dictionary (01 Mar 1998) |
| archer fish | <zoology> A small fish (Toxotes jaculator), of the East Indies; so called from its ejecting drops of water from its mouth at its prey. The name is also applied to Chaetodon rostratus. Source: Websters Dictionary (01 Mar 1998) |
| balloon fish | <zoology> A fish of the genus Diodon or the genus Tetraodon, having the power of distending its body by taking air or water into its dilatable oesophagus. See Globefish, and Bur fish. Source: Websters Dictionary (01 Mar 1998) |
| band fish | <zoology> A small red fish of the genus Cepola; the ribbon fish. Source: Websters Dictionary (01 Mar 1998) |
| barber fish | <zoology> See Surgeon fish. Source: Websters Dictionary (01 Mar 1998) |
| bellows fish | <zoology> A European fish (Centriscus scolopax), distinguished by a long tubular snout, like the pipe of a bellows. Synonym: trumpet fish, and snipe fish. Source: Websters Dictionary (01 Mar 1998) |