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28 Cards in this Set
- Front
- Back
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anal fin
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single fin along the ventral side between caudal and pelvic fin
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anterior
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head end of the animal
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caudal fin
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tail fin, refers to the actual fin
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caudal peduncle
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supports the caudal fin and is located between the vent and the caudal fin
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dorsal
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top of an animal
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dorsal fin
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single fin along the back of the fish, between the head and the caudal fin
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eye
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sight organ of the fish
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gill slit
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opening at the posterior end of the operculum that allows water to flow out the mouth and past the gills
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gonpodium
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modified stick like anal fin. The male sex organ in some livebearers and is used to deposit sperm in the female
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gravid spot
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dark area visible in most light colored female livebearers. Internally where the developing embryos are located
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gular region
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area immediately under the mouth and in front of the throat
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head
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area of the fish in front of the gill slits
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lateral
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the side of an animal
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lateral line
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sense organ running along the side of most fishes. Used for sensing motion in the water and is very sensitive and can feel sound waves pushing on the water
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mouth
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the opening for food and water
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operculum
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bony plate covering the gill cavity in the head of a fish. gill slit runs along the posterior edge of the operculum
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pectoral fin
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one of the most anterior paired sets of fins, in most livebearers it is located laterally and immediately posterior to the gill slit
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pelvic fin
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one of the most posterior paired set of fins and in most livebeareres is located ventrally and just anterior to the anal fin
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posterior
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tail end - toward the tail
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pupil
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dark portion of the eye where light enters
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ray
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branched, relatively soft fin support structure, located in any fin, but posterior to any spines in that fin
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snout
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area of a fishes head anterior to the eye
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spine
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unbranched, relatively stiff fin support structure, may be located in any fin, but anterior to any rays in that fin
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standard length
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distance from the anterior tip of teh snout to the base of the tail. Does not include the caudal fin
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tail extension
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elongated part of the tail, seen in species with "sword" and/or lyre tail forms
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total length
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distance from the anterior tip of the snout to the posterior edge of the tail. in a species with a tail extension, total length is measured with and without the tail extension
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vent
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opening of teh digestive and reproductive tracts, located just posterior to the anal fin
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ventral
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side of a fish opposite the dorsal side and usually facing toward the bottom of the tank.
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