Bryan A. Black

Body-Size Boundaries for Sexual-State Classification in a Protogynous Freshwater Fish: Evidence from Monopterus albus in Thailand

Monopterus albus (Asian swamp eel) is a commercially important, air-breathing freshwater fish harvested throughout East and Southeast Asia. As a protogynous species, it begins life as a female, passes through a transitional phase, and ultimately becomes male, making sexual-state classification difficult and potentially...