is a specific kind of: species.

is a broader term that covers: Australian arowana, Dawson River salmon, saratoga, Scleropages leichardti, spotted barramundi, spotted bonytongue | Australian bonytongue, northern barramundi, Scleropages jardinii | Asian seabass, barramundi, giant perch, giant seaperch, Lates calcarifer, white seabass.