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34 Cards in this Set
- Front
- Back
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Abdominal |
Belly region |
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Adipose |
Fatty tissue |
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Air Bladder |
Swim Bladders, a gas filled membranous organ responsible for buoyancy in many fishes. Some fish use their air bladder as a lung, others use it as a sound producing organ. |
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Anadromous |
Living in the sea but entering fresh water to spawn. |
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Axil |
Rear side of the pectoral fin. Armpit. |
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Standard length |
Length from the head to the tail. |
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Total length |
From head to end of the tail. |
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Dorsal |
Referring to the back. |
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Entire |
Whole, complete, smooth. |
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Fin |
Median or paired structure, usually membranous and supported by soft Ray's or spines. Find my variously be modiefied into sucking discsor fishing polls. |
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Finlet |
Typically found in fast swimming fishes, they are thought to improve the hydrodynamics of these species. |
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Forked |
Divided into two parts or branches. |
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Gill rakers |
Usually stiff projections on the inner or anterior surfaces of the Gill Arch, used for straining food. |
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Interorbtal |
Region (or bone) on the top of the head between the eyes. |
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Isthmus |
Fleshy region extending forward on the throat between the gills. |
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Lateral Line |
A line of scales modiefied with pores on theem connected by tubes usually running the length of the fish from behind the Gill opening to the base of the caudel fin. The pressure sensitive poses but not the scales of the lateral line, usually extend onto the head of the fish and sometimes on the caudel fin as well. The position, shape, and scale numbers of lateral lines is off taxomic importance to he taxonomy of the fish. |
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Lateral Scale Rows |
The number of scales in a vertical row between the gill opening and the base of the caudel fin, used instead of the lateral line scale count in fishes that lack a lateral line. |
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Mandible |
Lower jaw. |
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Maxilla |
One of the bones comprising the upper jaw. |
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Medial |
Near the center of the body. |
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Nape |
The posterior most part of the head, just before the dorsal fin. |
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Occiput |
The posterior portion of the head behind the eyes but anterior to the nape. |
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Opercle |
A gill cover composed of the opercular bones. |
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Orbit |
Eye socket. |
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Pectoral |
Referring to the shoulder region ,ie pectoral fin. |
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Pelvic |
Referring to the region of the pelvic girdle, ie pelvic fins. |
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Pharyngeal |
Referring to the throat or gill region. |
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Preopercle |
One of the bones of the opercular series. |
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Preorbital |
A large bone just anterior to the eye. |
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Proximal |
Near to the origin or point of attachment. |
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Rays |
Any support of fins, what her they be,spinous, segemented, or unsegemented. The term usually refers to to jointed flexible support. Usually branches unless rudementuary. |
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Tubercle |
A small prominence elevated above the sreounding area. |
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Venter |
The ventral area. |
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Ventral |
Pertaining to the lower side of the body. |
