Crossword clues for Some of them are flukes:FLUKEStroke of luck: Slang.FLUKEOutlandish bit of luckFLUKESummer flounderFLUKEStroke of luckFLUKEDLucked outFLUKEAccidental stroke of luckFLUKESChance happeningsFLUKEUnlikely stroke of luckFLUKEBit of serendipityFLUKESStrokes of luckFLUKEResult of careful planning it's notFLUKEHalf-court shot, e.g.FLUKEStroke of good luckFLUKESushi offeringFLUKEHappy accidentFLUKEWinning the lottery, sayFLUKESStrokes of unanticipated luckFLUKEA stroke of luckFLUKESLucky breaksFLUKELucky shotFLUKEChance happeningFLUKEUnexpected stroke of luckFLUKEUnlikely occurrenceFLUKEChance occurrenceFLUKESerendipitous occurrenceFLUKEReally, I had it all along eventFLUKEHole in one, assuredlyFLUKESurprising piece of luckFLUKEQuirk of fateFLUKESOne-in-a-million outcomesFLUKELucky breakFLUKEAccidental successFLUKEDSucceeded accidentallyFLUKESStrokes of good luckFLUKE1 in a 1,000,000 occurenceFLUKEHarpoon barb.FLUKEAn accidental success: Colloq.FLUKEUnexpected outcomeFLUKELucky chance.FLUKEPart of a whale's tail.FLUKESHarpoon barbs.FLUKELucky chance: Slang.ORCASAnimals with flukesANGLEGo for flukeSLUTActivist Sandra Fluke, per Rush LimbaughSHOREDINNEREvent with a lot of flukes?SEALIONSRudder and Fluke, in "Finding Dory"SEALRudder or Fluke in "Finding Dory", e.g.FLATWORMSPlanarians and liver flukesMODINEMatthew of "Fluke"