New Horizons has a total of 40 deep-sea creatures in all. In the Northern Hemisphere, 22 sea creatures can be caught in May, 5 of which are new and 3 will leave after May. In the Southern Hemisphere, 25 sea creatures can be caught in May, 5 of which are new and 3 will leave after May.
New Horizons critter lists
Northern Hemisphere
Available in May
Name
Image
Price
Shadow size
Swimming speed
Time
Seaweed
600
Large
Stationary
All day
Sea star
500
Small
Very slow
All day
Sea urchin
1,700
Small
Slow
All day
Slate pencil urchin
2,000
Medium
Medium
4 PM - 9 AM
Sea anemone
500
Large
Stationary
All day
Sea slug
600
Tiny
Slow
All day
Pearl oyster
2800
Small
Medium
All day
Scallop
1,200
Medium
Slow
All day
Whelk
1,000
Small
Slow
All day
Turban shell
1,000
Small
Slow
All day
Gigas giant clam
15,000
Huge
Quick
All day
Chambered nautilus
1,800
Medium
Medium
4 PM – 9 AM
Octopus
1,200
Medium
Slow
All day
Umbrella octopus
6,000
Small
Fast
All day
Vampire squid
10,000
Medium
Quick
4 PM – 9 AM
Firefly squid
1,400
Tiny
Slow
9 PM – 4 AM
Dungeness crab
1,900
Medium
Medium
All day
Acorn barnacle
600
Tiny
Stationary
All day
Mantis shrimp
2,500
Small
Medium
4 PM – 9 AM
Lobster
4,500
Large
Fast
All day
Sea pineapple
1,500
Small
Slow
All day
Spotted garden eel
1,100
Small
Slow
4 AM – 9 PM
New in May
Leaving after May
Southern Hemisphere
Available in May
Name
Image
Price
Shadow size
Swimming speed
Time
Seaweed
600
Large
Stationary
All day
Sea cucumber
500
Medium
Very slow
All day
Sea pig
10,000
Small
Quick
4 PM – 9 AM
Sea star
500
Small
Very slow
All day
Sea Anemone
500
Large
Stationary
All day
Sea slug
600
Tiny
Very slow
All day
Pearl oyster
2800
Small
Medium
All day
Mussel
1500
Small
Slow
All day
Oyster
1100
Small
Medium
All day
Scallop
1,200
Medium
Slow
All day
Whelk
1,000
Small
Slow
All day
Turban shell
1,000
Small
Slow
All day
Abalone
2000
Medium
Medium
4 PM – 9 AM
Chambered nautilus
1,800
Medium
Medium
4 PM – 9 AM
Octopus
1,200
Medium
Slow
All day
Umbrella octopus
1,200
Medium
Slow
All day
Gazami crab
2,200
Medium
Medium
All day
Dungeness crab
1,900
Medium
Medium
All day
Snow crab
6,000
Large
Fast
All day
Red king crab
8,000
Large
Quick
All day
Acorn barnacle
600
Tiny
Stationary
All day
Sweet shrimp
1,400
Small
Slow
4 PM – 9 AM
Mantis shrimp
2,500
Small
Medium
4 PM – 9 AM
Spiny lobster
5,000
Large
Fast
9 PM – 4 AM
Venus' Flower Basket
5000
Medium
Fast
All day
New in May
Leaving after May