25 Gal	50 Gal	75 Gal	100 Gal	150 Gal	200 Gal
Lettuce Slugs	1	2	3	4	5	6
Lawnmower Blenny	0	1	1	1	1	2
Serpent Starfish	0	1	1	2	3	4
Sand Sifting Starfish	0	1	2	3	4	5
Astraea Snails	5	9	16	22	28	35
Nerite Snails	7	12	17	24	30	38
Margarita Snails	7	12	17	24	30	38
Turbo Snails	0	3	6	9	14	21
Nassarius Snails	7	12	17	24	30	38
Cerith Snails	7	12	17	24	30	38
Tonga Fighting Conch	1	2	3	4	5	6
Red Leg Reef Hermit Crabs	7	12	17	24	30	38
Blue Leg Reef Hermit Crabs	7	12	17	24	30	38
Zebra Hermit Crab	3	6	10	14	21	28
Sally Lightfoot Crabs	0	1	2	2	3	4
Emerald Crabs	1	2	3	4	5	6
Atlantic Sea Cucumbers	0	1	1	2	3	4