16 – Nekton: Reflective Questions

Your essay answer should be clear and succinct, amounting to perhaps 3-5 sentences totaling 50 to 80 words; longer essays are strongly discouraged. It is recommended that you prepare your answer in a separate document from which you copy it into Canvas.

Question 1 5 pts

Explain the differences and/or similarities between cartilaginous and bony fish, citing specific examples within each group to illustrate each feature described.

A strong answer will make reference to several species of fish as examples that exemplify these two categories of fish, and describe critical features that distinguish or relate them.

Question 2 5 pts

Identify which type of cephalopod or fish matches each description of the physical characteristics, habitat, or lifestyle of a marine organism

They lIve at mid-ocean depths and migrate vertically

[ Choose ]SquidDemersal fishGulper fishAngler fishTripod fishHatchet fishCuttlefishOctopusLantern fishNautilus

They use a luminous lure to attract its prey

[ Choose ]SquidDemersal fishGulper fishAngler fishTripod fishHatchet fishCuttlefishOctopusLantern fishNautilus

Their buoyancy is aided by an internal shell

[ Choose ]SquidDemersal fishGulper fishAngler fishTripod fishHatchet fishCuttlefishOctopusLantern fishNautilus

They live on the sea floor and has both eyes on the same side of their head

[ Choose ]SquidDemersal fishGulper fishAngler fishTripod fishHatchet fishCuttlefishOctopusLantern fishNautilus

They have numerous photophores that produce light

[ Choose ]SquidDemersal fishGulper fishAngler fishTripod fishHatchet fishCuttlefishOctopusLantern fishNautilus

 

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