Live bait vary widely and are dependent on Angler preferences, season, targeted fish and environmental conditions.  In addition to live bait, a wide range of frozen baits are available.

Tropaquatics maintains Aquaculture Permits issued by the Colorado Department of Agriculture, Colorado Department of Wildlife and other permits required of regulatory agencies in states served.  Annually, samples are taken testing for pathogens to ensure species supplied by Tropaquatics comply with all state regulations.

The fathead minnow has been very commonly used as a baitfish.  

Folk names for larger earthworm include "dew-worm", "rainworm", "night crawler", and "angleworm" due to its use as fishing bait.  

In the wild the golden shiner is usually between 3 to 5 inches long. The body is laterally compressed (deep-bodied).

Mealworms are the larval form of the mealworm beetle. Larvae typically measure about 2.5 cm or more, whereas adults are generally between 1.25 and 1.8 cm in length.

The body of the longnose sucker is long and round with dark olive or grey sides and top and a light underside.

A maggot is the larvae of a fly.  Anglers use maggots usually provided by commercial suppliers to catch non-predatory fish.

Leeches are segmented worms that have two suckers, one at each end.  

The large larvae of Tiger Salamanders are usually known as waterdogs, and are used extensively in the fishing bait and pet trade.