Season
- Season 0 2006-03-26
- Season 1 2005-04-12
- Season 2 2006-03-28
- Season 3 2007-04-03
- Season 4 2008-04-15
- Season 5 2009-04-14
- Season 6 2010-04-13
- Season 7 2011-04-12
- Season 8 2012-04-10
- Season 9 2013-04-16
- Season 10 2014-04-22
- Season 11 2015-04-14
- Season 12 2016-03-29
- Season 13 2017-04-11
- Season 14 2018-04-10
- Season 15 2019-04-09
- Season 16 2020-04-14
- Season 17 2021-04-20
- Season 18 2022-04-19
- Season 19 2023-04-18
- Season 20 2024-06-11
Season 20 Episode
- Season 20 King Crab Derby
- Season 20 Bering Sea Gut Check
- Season 20 A Titan Among Men
- Season 20 Lights Out!
- Season 20 Twice Bitten, Twice Shy
- Season 20 The Purpose of Porpoises
- Season 20 Forged in Fury
- Season 20 Seaborne Sacrifice
- Season 20 A Wrinkle in Time
- Season 20 Under the Gun
- Season 20 Blow the Man Down
- Season 20 Raw Winter
- Season 20 Merciless Seas
- Season 20 Anchors Away
- Season 20 A Bridge Too Far
- Season 20 My Brother's Keeper
- Season 20 Out Cold
- Season 20 Graveyard for the Lost
- Season 20 Nothin' but Mammals
Deadliest Catch - Season 20 Episode 6 The Purpose of Porpoises
7.10 48 minutes On the Northwestern, Captain Sig contends with a man overboard for the first time in his career. Johnathan comes up short on crab but sees the tide turning when thousands of porpoises guide the Time Bandit in a new direction. Jack tangles with Wild Bill.
