Monterey Bay Whale Watch
List of Marine Mammal Sightings
in the Monterey Bay Region
April 2021

Note -- This list includes reported sightings from Monterey Bay Whale Watch trips. Unusual sightings of other marine animals such as Leatherback Sea Turtles and Basking Sharks are also listed, in addition to unusual seabirds such as Albatross and Brown Boobies. California Sea Lions are mentioned only if numbers or behavior are of interest. Harbor Seals and Southern Sea Otters, which are seen on all whale watching trips, are not included in the list.

These sightings are copyright protected and may not be used without permission from Nancy Black. All rights reserved. Unauthorized use of this information is a violation of federal copyright law, and is subject to prosecution to the full extent of the law.

Visit our Facebook page for more photos. Date # Type of Animal(s) 4/30 10 a.m. 8 Humpback Whales   3 Killer Whales (Orcas)   25 Risso's Dolphins   4 Black-footed Albatross 4/30 8 a.m. 15 Humpback Whales All Day 3 Killer Whales (Orcas)   800 Pacific White-sided Dolphins   300 Risso's Dolphins   12 Harbor Porpoise 4/29 10 a.m. 8 Humpback Whales   10 Harbor Porpoise 4/29 8 a.m. 14 Humpback Whales (feeding) All Day 50 Risso's Dolphins 4/28 10 a.m. 7 Humpback Whales (lunge-feeding)   2 Gray Whales (mom/calf)   5 Killer Whales (Orcas - 51As, 50B) 4/27 10 a.m. 4 Humpback Whales   6 Killer Whales (Orcas)   2000 Pacific White-sided Dolphins   40 Risso's Dolphins   20 Northern Right Whale Dolphins 4/26 10 a.m. 10 Killer Whales (Orcas)   15 Risso's Dolphins 4/25 2:30 p.m. 10 Killer Whales (Orcas - feeding, socializing) 4/25 10 a.m. 2 Humpback Whales   15 Killer Whales (Orcas)   80 Risso's Dolphins 4/25 8 a.m. 3 Humpback Whales All Day 15 Killer Whales (Orcas) 4/24 2:30 p.m. 15 Killer Whales (Orcas - feeding, socializing) 4/24 10 a.m. 3 Humpback Whales   15 Killer Whales (Orcas)   2 Harbor Porpoise 4/24 8 a.m. 3 Humpback Whales All Day 15 Killer Whales (Orcas - feeding, socializing) 4/23 2:30 p.m. 15 Bigg's Killer Whales (Orcas - mammal-eating)   40 Risso's Dolphins 4/23 10 a.m. 15 Killer Whales (Orcas)   25 Risso's Dolphins   4 Harbor Porpoise   2 Black-footed Albatross 4/23 8 a.m. 15 Killer Whales (Orcas - predation) All Day 50 Risso's Dolphins 4/22 10 a.m. 6 Humpback Whales (breaching)   25 Risso's Dolphins   1 Black-footed Albatross 4/22 8 a.m. 3 Humpback Whales All Day 2 Fin Whales   25 Risso's Dolphins 4/21 2:30 p.m. 1 Gray Whale   150 Risso's Dolphins 4/21 10 a.m. 6 Killer Whales (Orcas)   70 Risso's Dolphins 4/19 10 a.m. 5 Killer Whales (Orcas - CA140s, CA40, CA137)   20 Risso's Dolphins 4/19 8 a.m. All Day 15+ Killer Whales (Orcas - CA140s, CA51s, CA40, CA137, and others) 4/18 2:30 p.m. 6 Humpback Whales   40 Risso's Dolphins 4/18 10 a.m. 20 Killer Whales (Orcas)   5 Black-footed Albatross 4/18 8 a.m. 2 Gray Whales All Day 30+ Killer Whales (Orcas) 4/17 10 a.m. 5 Humpback Whales   19 Killer Whales (Orcas)   15 Risso's Dolphins   4 Black-footed Albatross 4/17 8 a.m. 1 Gray Whale All Day 19 Killer Whales (Orcas) 4/16 10 a.m. 5 Killer Whales (Orcas - CA140Bs, CA 23A2)   6 Risso's Dolphins 4/16 8 a.m. 2 Gray Whales All Day 5 Killer Whales (Orcas - CA140Bs, CA 23A2)   250 Risso's Dolphins 4/15 10 a.m. 11 Humpback Whales (friendly)   40 Risso's Dolphins   1 Black-footed Albatross 4/15 9 a.m. 15 Humpback Whales (friendly)   40 Risso's Dolphins 4/14 10 a.m. 10 Killer Whales (Orcas)   50 Risso's Dolphins 4/13 10 a.m. 1 Humpback Whale   50 Risso's Dolphins 4/12 2:30 p.m. 1 Humpback Whale   4 Harbor Porpoise 4/12 10 a.m. 2 Humpback Whales   1 Fin Whale   250 Risso's Dolphins   5 Harbor Porpoise 4/12 8 a.m. 2 Humpback Whales All Day 5 Gray Whales   50 Pacific White-sided Dolphins   300 Risso's Dolphins (including Casper) 4/11 10 a.m. 2 Humpback Whales   3 Gray Whales (mating)   120 Pacific White-sided Dolphins   400 Risso's Dolphins   3 Harbor Porpoise 4/11 8 a.m. 5 Gray Whales All Day 2 Killer Whales (Orca - 4 in the area)   20 Pacific White-sided Dolphins   400 Risso's Dolphins 4/10 10 a.m. 1 Humpback Whale (breaching)   20 Pacific White-sided Dolphins   60 Risso's Dolphins   2 Black-footed Albatross 4/10 8 a.m. 3 Humpback Whales All Day 2 Fin Whales   100 Pacific White-sided Dolphins   200 Risso's Dolphins 4/9 10 a.m. 50 Risso's Dolphins 4/9 8 a.m. All Day 2 Humpback Whales (lunge-feeding, tail slapping) 4/8 10 a.m. 6 Humpback Whales   2 Gray Whales   10 Risso's Dolphins 4/7 10 a.m. 10 Gray Whales   10 Risso's Dolphins (nursery pod)   1 Mola Mola (Ocean Sunfish)   1 Laysan Albatross 4/6 2:30 p.m. 5 Gray Whales 4/6 10 a.m. 5 Gray Whales   9 Killer Whales (Orca) 4/5 10 a.m. 10 Humpback Whales (lunge-feeding)   3 Gray Whales   2 Harbor Porpoise 4/4 2:30 p.m. 3 Gray Whales 4/4 10 a.m. 11 Gray Whales (3 friendlies)   250 Risso's Dolphins   4 Black-footed Albatross 4/4 8 a.m. 13 Gray Whales All Day 7 Killer Whales (Orca)   20 Risso's Dolphins 4/3 2:30 p.m. 4 Killer Whales (Orca)   250 Risso's Dolphins   8 Black-footed Albatross 4/3 10 a.m. 7 Killer Whales (Orca)   80 Pacific White-sided Dolphins   700 Risso's Dolphins (including Casper) 4/3 8 a.m. 7 Gray Whales All Day 11 Killer Whales (Orca)   250 Risso's Dolphins (including Casper)   1 Salmon Shark 4/2 2:30 p.m. 4 Gray Whales   15 Pacific White-sided Dolphins   1000 Risso's Dolphins   2 Black-footed Albatross 4/2 10 a.m. 8 Gray Whales   20 Pacific White-sided Dolphins   200 Risso's Dolphins   1 Black-footed Albatross 4/1 10 a.m. 7 Gray Whales   180 Risso's Dolphins   4 Black-footed Albatross 4/1 9 a.m. 6 Gray Whales   500 Risso's Dolphins (including Casper)

Photos © 2021 Daniel Bianchetta Pacific White-sided Dolphins (April 30, 2021) Sea Lion (April 29, 2021) Kil;er Whales (Orcas) (Note orange eyepatch color on calf - April 28, 2021) Pacific White-sided Dolphin (April 27, 2021) Killer Whale tail throw (April 25, 2021) Killer Whale with kelp on dorsal fin (April 23, 2021) Killer Whale and calf (April 23, 2021) Humpback Whale fluke (April 22, 2021) Fin Whales (April 22, 2021) Mother and pup Sea Otters (April 21, 2021) Killer Whale (Orca) Spyhopping (April 16, 2021) Humpback Whale Spyhopping (April 15, 2021) Risso's Dolphin calf (April 15, 2021) Pigeon Guillemots (April 14, 2021) Southern Sea Otters (April 13, 2021) Casper and friend Risso's Dolphins (April 12, 2021) Risso's Dolphin (April 11, 2021) Fin Whale (April 10, 2021) Humpback Whale close-up (April 9, 2021) Gray Whale (April 7, 2021) Risso's Dolphin calf (April 7, 2021) Killer Whales (April 6, 2021) Lunge-feeding Humpback Whale (April 5, 2021) Killer Whale blow hole close-up (April 3, 2021) Killer Whales (Orcas - April 3, 2021) Breaching Risso's Dolphin (April 3, 2021) Black-footed Albatross (April 1, 2021) Photos © 2021 Daniel Bianchetta

Home page

Back to Sightings

Sightings List 4/1-4/30/21

Privacy Policy

Monterey Bay Whale Watch, LLC 84 Fisherman's Wharf Monterey, CA 93940   Phone 831-375-4658   E-mail whaletrips@gowhales.com

Copyright © 1997-2023 Monterey Bay Whale Watch, LLC. All rights reserved.
Photos © Daniel Bianchetta
Last updated May 2, 2021