10 Best Fish Tank Ornaments 2025: According to Reviews | Chewy

The 10 Best Fish Tank Ornaments

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How we created this fish tank ornament list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best fish tank ornament.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best fish tank ornaments.

Key fish tank ornament considerations

Design and Functionality

Durability

Material

Size and Fit

1
Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small
Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small
Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small
Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small
Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small

Penn-Plax Swimming Sea Turtle Aquarium Decoration Fish Ornament, Small

Rated 4.8 out of 5 stars
44
$10.14Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.6/5
Excellent

Durability

4.4/5
Great

Material

4.5/5
Great

Size and Fit

4.5/5
Great

Is this fish tank ornament right for my pet?

Material

Ceramic

Aquarium Type

Freshwater

Fish Type

Betta, Tropical Freshwater
2
Underwater Treasures Sunken Space Ship Fish Ornament, Small

Underwater Treasures Sunken Space Ship Fish Ornament, Small

Rated 4.5 out of 5 stars
34
$9.89Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.7/5
Excellent

Durability

4.8/5
Excellent

Material

4.7/5
Excellent

Size and Fit

4.4/5
Great

Is this fish tank ornament right for my pet?

Material

Plastic

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater, Marine Invertebrate, Betta, Bottom Feeder...
3
Zoo Med AquaLog Aquarium Ornament, Jumbo
Zoo Med AquaLog Aquarium Ornament, Jumbo

Zoo Med AquaLog Aquarium Ornament, Jumbo

Rated 4.4 out of 5 stars
49
$28.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.1/5
Great

Durability

4.2/5
Great

Material

4.5/5
Great

Size and Fit

4.5/5
Great

Is this fish tank ornament right for my pet?

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater
4
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green
GloFish Anemone Aquarium Ornament, Green

GloFish Anemone Aquarium Ornament, Green

Rated 4.7 out of 5 stars
22
$10.03Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.3/5
Great

Durability

4.4/5
Great

Material

4.6/5
Excellent

Size and Fit

4.6/5
Excellent

Is this fish tank ornament right for my pet?

Material

Silicone

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater
5
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor
SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor

SunGrow Betta Shipwreck Resin Boat Aquarium Ornament & Fish Tank Decor

Rated 4.6 out of 5 stars
28
$3.91Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.7/5
Excellent

Durability

4.8/5
Excellent

Material

4.7/5
Excellent

Size and Fit

4.8/5
Excellent

Is this fish tank ornament right for my pet?

Aquarium Type

Freshwater, Saltwater

Fish Type

Betta, Goldfish, Cichlid, Tropical Freshwater...
6
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit
Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit

Lifegard Dragon Songpi Ohko Rock 25 Gallon Kit

Rated 4.1 out of 5 stars
16
$77.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.2/5
Great

Durability

4.4/5
Great

Material

4.5/5
Great

Size and Fit

4.4/5
Great

Is this fish tank ornament right for my pet?

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater
7
Underwater Treasures Magenta Moon Fish Ornament, 16-in

Underwater Treasures Magenta Moon Fish Ornament, 16-in

Rated 4.8 out of 5 stars
19
$14.00Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.8/5
Excellent

Durability

4.8/5
Excellent

Material

4.8/5
Excellent

Size and Fit

4.8/5
Excellent

Is this fish tank ornament right for my pet?

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Marine Invertebrate, Betta, Bottom Feeder...
8
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in
Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in

Penn-Plax SpongeBob Pineapple Home Aquarium Ornament, 6.5-in

Rated 4 out of 5 stars
77
$8.56Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.5/5
Great

Durability

4.4/5
Great

Material

4.5/5
Great

Size and Fit

4.4/5
Great

Is this fish tank ornament right for my pet?

Material

Plastic

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Marine Fish
9
Zoo Med Floating Betta Exercise Mirror
Zoo Med Floating Betta Exercise Mirror
Zoo Med Floating Betta Exercise Mirror
Zoo Med Floating Betta Exercise Mirror

Zoo Med Floating Betta Exercise Mirror

Rated 4.1 out of 5 stars
90
$8.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.2/5
Great

Durability

4.3/5
Great

Material

4.3/5
Great

Size and Fit

4.0/5
Great

Is this fish tank ornament right for my pet?

Material

Plastic

Aquarium Type

Freshwater

Fish Type

Betta
10
Underwater Treasures Decorative Marbles Fish Ornament, 100 count, Blue

Underwater Treasures Decorative Marbles Fish Ornament, 100 count, Blue

Rated 4.3 out of 5 stars
20
$3.27Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Design and Functionality

4.6/5
Excellent

Durability

4.2/5
Great

Material

4.5/5
Great

Size and Fit

4.3/5
Great

Is this fish tank ornament right for my pet?

Material

Plastic

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater, Marine Invertebrate, Betta, Bottom Feeder...