What biological event signals the end of the Ammocoete stage?
Answer
Metamorphosis
The term Ammocoete applies only until the process of metamorphosis is complete, which converts the burrowing larva into a free-swimming adult.

Related Questions
What is the primary classification status of an Ammocoete?To which superclass of fish do lampreys, and consequently Ammocoetes, belong?What key morphological feature renders Ammocoetes effectively blind?How do Ammocoetes primarily obtain nutrition in their buried larval state?What biological event signals the end of the Ammocoete stage?What class is assigned to lampreys, placing the Ammocoete stage within it?Which species mentioned is noted as a non-parasitic lamprey that does not feed as an adult?What is the specific scientific order that lampreys fall under?Which environmental disturbances can negatively impact the survival of larval Ammocoete populations?Despite appearing simple, to which major subphylum are Ammocoetes confirmed to belong?