When a fish you love dies in Onalaska
A pond koi and a tank tetra need very different goodbyes. Here's who in and around Onalaska will cremate a fish, what it costs and what to do when there'll be almost no ash.
- Freezer tips so nothing is rushed
- Private or communal cremation explained
- Help keeping the rest of the pond safe
Onalaska, Wisconsin
Finding fish aftercare in Onalaska
Summers in the Mississippi valley run warmer than much of Wisconsin, peaking around 85F in July with sticky nights near the water. On such days, an air-conditioned room is the right place for the body, and a provider should be reached before evening. Winter is another world: January lows near 11F and ice fishermen out on the backwaters. In those months a bundled body stored in a cold shed keeps well enough until clinics open.
The Great River State Trail starts in Onalaska and runs north along the Mississippi's wildlife refuge, and many residents know its bridges, marshes and bluff views well. Refuge lands and state trails follow federal and state rules, so scattering ashes there needs permission first. Many families instead keep an urn at home or scatter on private land overlooking the river valley.
Around Onalaska, plenty of families keep fish in garden ponds, stock tanks or a farm pond, and losses often happen in summer or right after the ice melts. If a fish dies in a pond that also serves livestock or feeds a creek, lift it out quickly and don't bury it near the water's edge. A burial further up the garden, or a cremation, keeps anything that caused the death away from the other fish.
Onalaska's population is around 20,297, the 41st-largest of the 50 Wisconsin communities we cover.
If you want to compare providers, look at La Crosse (5 miles, a larger centre), Winona (26 miles) and Rochester (64 miles, a larger centre). Distance matters because pickup fees and the time until the ashes come back both grow with the drive.
70.7%[1]
The NFDA projected Wisconsin's cremation rate at 70.7% for 2024.
10 million[2]
About 10 million US households keep freshwater fish.
13%[3]
13% of UK households keep an indoor fish tank.
3-5% of body weight[4]
Embrace notes cremated remains typically weigh about 3-5% of the pet's original body weight.
The numbers above come from UK Pet Food (formerly PFMA) Pet Population 2026 and Embrace Pet Insurance, if you'd like to read the original sources.
What local funeral customs suggest for a pet fish
About 70.7%[1] of people in Wisconsin are cremated, and pet cremation is correspondingly common. For fish keepers, the practical upshot is that you're unlikely to be the first person to ask a local crematory about a koi. Many will have a clear policy: fish over a certain size cremated privately with ashes returned, very small fish offered communal cremation or a symbolic return. Ask to hear that policy before you book.
Source for the Wisconsin number: NFDA 2024 Cremation & Burial Report state projections (via Occasional Sage) (2024). Nobody publishes a pet cremation rate for Onalaska, so the human figure is the best local signal available.
Heat, ice and your pond in Onalaska
In January, when lows in Onalaska average around 11°F, a fish that dies can wait in an unheated garage or shed inside a lidded tub, as long as it stays frozen solid. That helps if your kitchen freezer is small. Watch for mild spells, and for animals: a tub with clip-on catches keeps raccoons, foxes and the family cat out. Move it to a freezer indoors if a thaw is forecast.
Cold water hides problems in Onalaska. Fish in an iced-over pond barely eat and their immune systems slow right down, so an infection picked up in autumn may only show itself in spring. If fish die as the water warms after January, February, March, November and December, a vet who treats fish can learn far more from a fresh, chilled body than a frozen one. Decide before you bag the fish: fridge if you want answers, freezer if you just need time.
Budgeting for a koi or tank fish in Onalaska
In the US, almost every fish falls into the smallest weight band on a cremation price list. CareCredit's guide puts pets up to 30 lb at $45 to $75 for communal cremation and $100 to $175 for private[5]. That minimum exists because running the chamber costs much the same for a goldfish as for a small dog. Home collection, a decorative urn and a glass keepsake all add to the total, so ask any Onalaska provider for a written figure.
Rather than repeat the price table on every city page, we keep one for Wisconsin: Wisconsin costs. What each service includes is on the services page.
Free tool
Cremation cost calculator
Estimate a realistic price range for your pet's size, location and the type of cremation.
What Wisconsin allows for a pet fish
Fish aftercare touches fewer rules than a dog or horse, but a few are worth knowing. Burying on rented land needs the owner's agreement. Scattering ashes into open water can need permission from whoever manages it. And releasing live fish, or pouring out a pond, is illegal in many places because of invasive species. Here's the local picture for Wisconsin.
Wisconsin keeps an official directory of local governments; use it to reach the county or city office that covers Onalaska.
Home burial and scattering are governed at the Wisconsin level first; our Wisconsin rules summary has the detail. Then check whether Onalaska or your HOA adds anything.
What to do when your fish dies in Onalaska
- Book an aquatic vet if an old or sick fish is clearly suffering. A gentle overdose of anesthetic lets it drift off without distress.
- Settle the aftercare question when you book, so you know whether the vet will send your fish to a crematory or hand it back to you.
- Carry it in a tub of water from its own tank or pond, keep the lid on, and add a battery-powered air pump for a longer trip.
- Decide whether you want to stay. Being present feels right to many people, but saying your goodbye at home beforehand is just as valid.
- Choose private cremation, communal cremation or a home burial and have the full price written down before you head home.
- Watch the remaining fish over the next week, especially if the one you lost had an infection.
Keeping a fish's memory close
Onalaska sits on the bluffs just north of La Crosse, looking out over Lake Onalaska, a wide Mississippi backwater that gave the city its nickname as the Sunfish Capital. Homes range from older houses near the shore to newer subdivisions working up toward the ridges and apartments along the commercial strip. La Crosse clinics and emergency hospitals are next door, and La Crescent, Minnesota is a short hop over the river.
or look at how readers voted in our polls, look through our guides and the blog, Every option Onalaska families choose between is on the services page, try the free planning tools. Close to Onalaska we also cover Green Bay, Racine, Madison and Kenosha; the full list for Wisconsin and for the United States is a click away.
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Free tools to help you plan
Cremation cost calculator
Estimate a realistic price range for your pet's size, location and the type of cremation.
Ashes weight estimator
See roughly how much ash to expect back, by species and body weight.
Aftercare options compared
Compare private, communal and water cremation with burial on cost, timing and what comes home.
Questions people ask
Can a provider from a neighbouring town collect from Onalaska?
Usually yes. La Crosse is about 5 miles away, Winona is about 26 miles away and Rochester is about 64 miles away, all inside a normal collection radius. Get the mileage written into the quote so there is no surprise on the day.
Is cremation common in Wisconsin?
For people, yes: about 70.7%[1] of Wisconsin deaths end in cremation, according to NFDA 2024 Cremation & Burial Report state projections (via Occasional Sage) (2024). Nobody publishes the same figure for pets, but in our experience pet choices in Onalaska follow the human pattern closely, so cremation is the default most families here start from.
How does Onalaska's weather affect fish aftercare?
July is the hottest month in Onalaska, with average highs around 85°F, so prompt collection matters most then. Average lows drop below freezing in January, February, March, November and December, which can make digging a grave hard until spring.
Does Wisconsin regulate pet crematories?
Only nine US states have laws written specifically for pet crematories, and only two require written documentation for consumers. Elsewhere, it's up to you to ask. For a fish, ask in writing whether the cremation is private, communal or partitioned, how your fish is identified and what will be returned for its size.
What can I keep if my fish was too small to leave ashes?
Plenty. A framed photo, a painting or print of the fish, its favorite tank ornament, a plant grown over a garden burial or a painted stone all work. Some crematories offer a token vial with a certificate, though the contents may be mostly from the chamber. Ask what's inside before you pay, and choose whatever feels like your fish.
Can you actually cremate a fish in Onalaska?
Yes. Many pet crematories that handle small animals will cremate a fish, and a koi or large goldfish is cremated much like any small pet. The limit is size: a betta, guppy or tetra may leave no ash that can be separated and returned. Call first, give the length and rough weight, and ask what they'd expect to give back.
Sources and our estimates
- [1] The NFDA projected Wisconsin's cremation rate at 70.7% for 2024. NFDA 2024 Cremation & Burial Report state projections (via Occasional Sage), 2024.
- [2] About 10 million US households keep freshwater fish. American Pet Products Association (APPA) 2025 National Pet Owners Survey release, 2025.
- [3] 13% of UK households keep an indoor fish tank. UK Pet Food (formerly PFMA) Pet Population 2026, 2026.
- [4] Embrace notes cremated remains typically weigh about 3-5% of the pet's original body weight. Embrace Pet Insurance - Bury or Cremate Your Dog? Costs, Pros & Cons, 2025.
- [5] CareCredit's pet cremation guide lists US communal cremation at $45-$75 and private at $100-$175 for pets up to 30 lb. CareCredit (Synchrony) - How Much Does Pet Cremation Cost? (Sept 2023), 2023.
- [6] Engraved pet garden stones start at about $39 at the median of three US sellers. Our estimate: median of starting prices [$38 Adirondack, $38.95 Memorials.com, $89.99 Comfort Co.]. How we calculate.
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