Yes, those are hyacinths. They can overwhelm the water and reduce oxygen levels, but 6 in a pond won't cause a problem--I've had more than that in tubs.
This will make it easier for the rest of the community to see that there is indeed evidence that fish can digest chitin. The pertinent statement is in
They are the floating type that fill up water ways. I`ll have to ask him again what the plants are. Always the same feed am/pm of ground chicken heart,
Got to apologize for getting all out of order. Still haven't figgered out how to use this forum very well.