White Worm Cultures. This is an established, ready to feed culture with thousands of worms ($20 - second and third pictures). Starter white worms culture can be requested and are $10 each / Grindal Worm Cultures ($10). Great live food for fish - very easy to culture. Daphnia Moina starter culture ($10) for approximately 100 - mixed adults and offspring. Daphnia Magna culture ($10) for approximately 100 - mixed adults and offspring. Daphnia will not foul your fish tank as they can live in the tank and reproduce until they are eaten. Live food is a great way to help condition fish for breeding and to feed new fry. If ad is active, cultures are available. Item is pickup only,