• Age-length key – determines age of fish at specific length groups
Anadromous – describes a species that migrates from the ocean to fresh water to spawn (striped bass)
• ASMFC – Atlantic States Marine Fisheries Commission
• Bycatch – fish caught that were not the intended target
• Caudal Fin – the tail fin of fishes and some other aquatic vertebrates, used for propulsion during locomotion​
• Confidence intervals (95%) – a range in which we are 95% sure that the estimated value will be found
  
• Dorsal Fin - located on the top of a fish along the back between the head and tail. A fish may have a single dorsal fin or two connected or unconnected fins.​
  
• Gill net – Net used to entangle fish
• Index – a calculated number indicating the relative abundance of a species
• Length-frequency – graph depicting the number or percentage of fish at designated lengths in a
  population
• MRIP – Marine Recreational Information Program
• Otolith – inner ear bone used to age fish
• Peritoneum – lining of the abdominal cavity
• Pound net – stationary net in the shape of a pen that holds fish alive
• Recruitment – the addition of new fish to a stock
• Relative abundance – a measure of population size taken repeatedly with the same gear and methodology
• Roe – fish eggs
• Scale – used to age fish
• Seine – a long net with weights at the bottom and floats at the top
• Semi-anadromous - describes a species that migrates from brackish water to fresh water to spawn (white perch)
• Stock – a population designated for study or management
• USFWS – United States Fish and Wildlife Service
• Year-class – all fish of a particular species spawned during a particular annual spawning period
• Young-of-year (YOY) – fish that are less than 1 year of age