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RNR 1010 Fish 1
| Term | Definition |
|---|---|
| poikilothermic | fishes' interal body temperature fluctuates because they have no control over their body temperature |
| fecundity | number of eggs produced by a fish |
| Southern Brook Lamprey | Ichthyomyzon gagei common name |
| Petromyzontidae | Southern Brook Lamprey family |
| Ichthyomyzon gagei | Southern Brook Lamprey scientific name |
| agnathan | type of fish that has no jaw (lampreys) |
| ammocoete | eyeless lamprey larvae |
| riffle | shallow part of a stream with lots of rocks that southern brook lampreys dwell in |
| semelparous | type of fish that die after spawning (Southern Brook Lamprey) |
| Sea Lamprey | Petromyzon marinus common name |
| Petromyzontidae | Sea Lamprey family |
| Petromyzon marinus | Sea Lamprey scientific name |
| andaromous | fish, such as sea lampreys, that spawn in freshwater |
| hematophagous | fish, such as sea lampreys, that feed on blood |
| TFM-Bayluscide | these were developed to reduce sea lamprey larval survival in streams |
| Bull Shark | Carcharhinus leucas |
| Carcharhinidae | Bull Shark family |
| Carcharhinus leucas | Bull Shark scientific name |
| euryhaline | type of fish, sich as bull sharks, that can handle different salinities through osmoregulation |
| countershaded | bull shark's camouflage where top is dark and the bottom is light |
| viviparous | eggs are fertilized insde the female, receive nourishment from the parents in the womb, and have live births |
| natal philopatry | bull sharks returning to where they were born to reproduce |
| osmoregulatroy | this characterisitc of bull sharks has a high plasticity which allows them to exist in freshwater as well as saltwater |
| Whale Shark | Rhincodon typus common name |
| Rhincodontidae | Whale Shark family |
| Rhincodon typus | Whale Shark scientific name |
| planktivore | eats plankton |
| pharyngeal cavity | whale sharks have 5 sets of porous pads on either side of this to inhale plankton and small fish which they will then "cough" out and eat |
| ovoviviparous | eggs are fertilized insde the female, do not receive nourishment from the parents in the womb, and have live births |
| DVM | doctor of veterinary medicine |
| Gulf Sturgeon | Acipenser oxyrinchus desotoi common name |
| Acipenseridae | Gulf Sturgeon family |
| Acipenser oxyrinchus desotoi | Gulf Sturgeon scientific name |
| subterminal suctorial mouth | gulf sturgeon's mouths that are on the bottom of their body's to vaccuum food of the stream floor |
| scutes | 5 rows of bony plates that run along gulf sturgeons |
| barbels | special parts of a gulf sturgeon snout that look like whiskers which are used to feel for food |
| American Paddlefish | Polyodon spathula common name |
| Polyodontidae | American Paddlefish family |
| Polyodon spathula | American Paddlefish scientific name |
| rostrum | American Paddlefishes' long snout |
| buccal cavity | huge mouth chamber in american paddlefish that allows them to continuously swallow food while swimming |
| gill rakers | par of american paddlefishes that filter food |
| potamodromous | fish that migrate between their natal waters to freshwater to feed |
| roe | american paddlefish caviar? |
| Alligator Gar | Atractosteus spatula |
| Lepisosteidae | Alligator Gar family |
| Atractosteus spatula | Alligator Gar scientific name |
| ganoid scales | alligator scales that have articulating peg and socket joints between them to give the muscles and body's elasticity leverage |
| pneumatic duct | for aerial respiration in alligator gars |
| sit and wait | type of non-selective carnivores that alligator gars are |
| oviparous | eggs are spawned into the water from females where they are then fertilized by males |
| Bowfin | Amia calva common name |
| Amiidae | Bowfin family |
| Amia calva | Bowfin scientific name |
| heterocercal tail | bowfin's caudal fin that is composed of two asymmetrical lobes |
| gular plate | ventral bony plate located on the under-surface of bowfins' throats between their lower jaws |
| caudal ocellus | bowfin's eyespots that are on the upper side of the fish |
| stunting | bowfins' high predatory control potentail |
Created by:
Liz_101
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