| English | Finnish |
| Agreement on the Conservation of Cetaceans of the Black Sea, Mediterranean Sea and Contiguous Atlantic Area | Mustanmeren ja Välimeren valaiden suojelusopimus |
| black bass | bassi |
| black-bellied angler | merikrotti-laji (Lophius budegassa) |
| black-belly rosefish | sinisuusimppu (Helicolenus dactylopterus) |
| black bullhead | mustapiikkimonni (Ameiurus melas, Ictalurus melas) |
| black carp | mustakarppi (Mylopharyngodon piceus) |
| black centrina | samettivalohai (Etmopterus spinax, Spinax niger) |
| black crappie | mustapilkkuahven (Centrarchus hexacanthus, Pomoxis nigromaculatus) |
| black goby | mustatokko (Gobius jozo, Gobius niger, Gobius niger jozo) |
| black marlin | mustamarliini (Makaira indica, makaira marlina) |
| black-mouth catshark | rengaskissahai (Galeus melastomus, Pristiurus melanostomus) |
| black-mouthed dogfish | rengaskissahai (Galeus melastomus, Pristiurus melanostomus) |
| black-mouthed dogfish | rengashai (Galeus melastomus, pristiurus melanostomus) |
| black salmon | kuningaslohi (Oncorhynchus tshawytscha) |
| Black Sea Advisory Council | Mustanmeren neuvoa-antava toimikunta |
| black sea bass | kalliomeriahven (Centropristis striata) |
| black sea bream | meriruutana (Cantharus cantharus, Cantharus griseus, Cantharus lineatus, Spondyliosoma cantharus) |
| black sea bream | meriruutana (Mylio macrocephalus, Spondyliosoma cantharus) |
| Black Sea roach | mustanmerensärki (Rutilus frisii, Leuciscus meidingeri) |
| Black Sea shad | mustanmerensilli (Alosa immaculata, Alosa pontica, Caspialosa pontica) |
| Black Sea sprat | asovanhaili (Clupeonella cultriventris, Clupeonella delicatula) |
| Black Sea turbot | mustanmerenpiikkikampela (Pleuronectes maeoticus, Psetta maxima maeotica, Scophthalmus maeoticus) |
| Black Sea whiting | mustanmerenvalkoturska (Merlangius merlangus euxinus) |
| black skipjack | mustaboniitti (Euthynnus lineatus) |
| black-spot grenadier | kolonokkalestikala (Coelorhynchus carminatus, Coelorhynchus coelorhynchus, Coelorinchus coelorinchus, Macrourus atlanticus, Macrourus orhynchus) |
| black stone crab | taskurapu Menippe mercenaria (Menippe mercenaria) |
| black-striped goatfish | mullo Upeneus asymmetricus (Upeneus asymmetricus) |
| black-tip reef shark | mustaevähai (Carcharhinus melanopterus) |
| large mouthed black bass | isobassi (Ambloplites salmoides, Micropterus salmoides) |
| mottled Black Sea goby | tokko Proterorhinus marmoratus (Proterorhinus marmoratus) |
| mottled Black Sea goby | tokko-laji (Proterorhinus marmoratus) |
