https://www.youtube.com/watch?v=3oPI_olTh2E

Oct 23, 2017 ... Species Profile #2: The Paradise Fish (Macropodus opercularis) ... The Beautiful Planted 145 Gallon Fancy Goldfish, Rainbow Mix and ...

https://www.youtube.com/watch?v=DodHy2HBrQc

Dec 15, 2015 ... My blue paradise fish is supposed to be aggressive, but it never actually harms my goldfish. It gets along with them well.

https://www.fishkeepingworld.com/paradise-fish/

Dec 4, 2018 ... Paradise fish initially appeal to people because of their red and blue stripes, but ... Large goldfish (like comets) shouldn't be attacked, as well as ...

https://www.fishlore.com/aquariumfishforum/threads/all-about-the-paradise-fish.307874/

Oct 8, 2017 ... If given enough space, the Paradise fish will usually leave bigger fish like adult goldfish alone. They also seem to have no interest in bottom ...

https://www.thesprucepets.com/paradise-fish-macropodus-4022898

May 13, 2019 ... Many say that goldfish are the traditional first pet fish with records dating back 500 to 2,000 years. However, when you are talking about the first ...

https://www.thesprucepets.com/breeding-paradise-fish-4028105

Aug 11, 2018 ... The Paradise Fish are ideal for hobbyist learning the art of breeding fish. ... At one time they were companion fish in goldfish tanks and ponds, ...

https://www.petguide.com/breeds/fish/paradise-fish/

Slow moving fish with long fins like goldfish or angel fish also make bad tank mates for the paradise fish because it will start nipping and harassing them.

https://www.practicalfishkeeping.co.uk/features/the-paradise-fish-macropodus-opercularis/

Paradise fish make a great choice for the unheated indoor aquarium, says ... pretty, cool water alternative to goldfish, it can be pugnacious, attacking small fancy ...

https://meethepet.com/paradise-fish/

The paradise fish (Macropodus opercularis) is undemanding, but blusterous fish ... ship and brought some exotic fish that didn't look like any of goldfish species.

https://en.wikipedia.org/wiki/Paradise_fish

The paradise fish, paradise-fish, paradisefish, or paradise gourami (Macropodus opercularis) is ... Slow-moving or long-finned fish such as fancy goldfish and freshwater angelfish are likely to be attacked by males; bettas and gouramis may  ...