![Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies](https://m.media-amazon.com/images/I/61wqnau6i1S._AC_UF350,350_QL80_.jpg)
Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies
![Amazon.com : Sicce Whale 350 Canister Filter, for Freshwater and Saltwater Applications, for External use|330 GPH : Pet Supplies Amazon.com : Sicce Whale 350 Canister Filter, for Freshwater and Saltwater Applications, for External use|330 GPH : Pet Supplies](https://m.media-amazon.com/images/I/618SHKIfmdL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Sicce Whale 350 Canister Filter, for Freshwater and Saltwater Applications, for External use|330 GPH : Pet Supplies
![Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies](https://m.media-amazon.com/images/I/61htopznIWS.jpg)
Amazon.com : Sicce Whale 120 Canister Filter, for Freshwater and Saltwater Applications, for External use|140 GPH : Pet Supplies
![Amazon.com : Penn-Plax Cascade Max Flow Aquarium Canister Filter – Great for Extra Large Fish Tanks – Perfect for 250+ Gallon Aquariums – 820 Gallons per Hour (GPH) : Pet Supplies Amazon.com : Penn-Plax Cascade Max Flow Aquarium Canister Filter – Great for Extra Large Fish Tanks – Perfect for 250+ Gallon Aquariums – 820 Gallons per Hour (GPH) : Pet Supplies](https://m.media-amazon.com/images/I/81a4ubLyPCL.jpg)
Amazon.com : Penn-Plax Cascade Max Flow Aquarium Canister Filter – Great for Extra Large Fish Tanks – Perfect for 250+ Gallon Aquariums – 820 Gallons per Hour (GPH) : Pet Supplies
![just added some giant duckweed to my tank, i think the flow from my filter is to strong. will this cause problems for the giant duckweed and how could i solve this? : just added some giant duckweed to my tank, i think the flow from my filter is to strong. will this cause problems for the giant duckweed and how could i solve this? :](https://external-preview.redd.it/7CMBNikaRuybywzpIwBUSSBODSZm8WSqDkAvS8F9mEY.png?width=640&crop=smart&format=pjpg&auto=webp&s=8c9aae3b405c5c0ea771845d21437d351de34fd7)