🔄 Updated 21 Jun 2026
Samut Sakhon is one of Thailand's biggest fishing towns and seafood ports, so the catch landed in the morning is in restaurant kitchens the same day. That's why the seafood here tastes fresher and costs less than in a lot of other places. The restaurants fall into two camps: riverside spots along the Tha Chin on the Mahachai–Tha Chalom side, and in-town places that aren't on the water but get just-as-fresh ingredients. We've ordered them by how easy they are to reach if you're driving from Bangkok, plus what reviewers keep saying about freshness and price.
Mahachai and Samut Sakhon seafood restaurants, ranked
Tha Ruea Restaurant (Tha Ruea Mahachai, est. 1964)
One of the oldest seafood restaurants in Mahachai, open since 1964. The building rises several floors right on the Tha Chin River — sit upstairs and you look out over both the Mahachai and Tha Chalom banks with fishing boats coming and going. The dishes people order most are sea bass fried with fish sauce, crab curry with roe, and steamed grouper. For a lot of people, this is the first name that comes to mind when you say seafood in Mahachai.
Khun Tum Mahachai
An in-town spot in the Mahachai area that's been going for almost 50 years — fresh ingredients and the bold, confident cooking you get from an old-school kitchen. The dishes regulars come back for are crab with roe stir-fried with bird's eye chilli, salt-fried shrimp, squid with salted egg, and grey mullet in sour soup. Not on the water, but easy to reach on days you don't feel like driving down to the riverside.
Krua Ton Toey (Khok Kham)
A leafy, relaxed restaurant with both indoor and open-air seating, out toward Khok Kham, an area of shrimp farms and salt flats — so the seafood is very fresh. The dishes that get talked about are blood cockle sour soup, boiled mackerel, and crab stir-fried with egg. A good one for families.
Ruean Chai Nam Cafe & Restaurant (Ban Bo)
A riverside place in the Ban Bo area that works as both a cafe and a restaurant — you can sit over seafood with a water view all day. The menu covers the full range of fried, curried, boiled and stir-fried dishes. A good fit if you want a relaxed setting to linger in and somewhere photogenic.
Rak Talay Seafood (Phan Thai Norasing)
Out toward Phan Thai Norasing, near the Phan Thai Norasing shrine. The ingredients are good and fresh, and it has dishes you don't often find elsewhere, like steamed seafood curry in young coconut. There's also grouper and squid salad. A handy stop to eat after paying respects at the shrine.
Krua Chao Phraya (Ban Bo)
A seafood restaurant reviewers praise for generous portions and good value. The dishes ordered most are satay-style mackerel, crab curry with roe, and squid stir-fried with egg. Come as a group and you can order a spread to share without a problem.
Lom Talay (Ban Bo)
A small, easygoing place. The standout dishes are a big sea bass fried with fish sauce and steamed crab — bold home-style flavours at gentle prices. A good fit if you just want a simple meal and aren't after a fancy setting.
Im Thip Mahachai Seafood
A spot in the Mahachai area that online reviewers single out for fresh ingredients even though it isn't right by the sea. There's crab with roe and several kinds of fish to choose from. Easy to drop into for an evening meal.
Godang Mahachai Seafood (Khok Kham)
One for buffet fans — an all-you-can-eat seafood and Thai BBQ (moo kratha) buffet. A good fit for groups of friends or families who want to eat their fill while keeping the budget in check, with plenty to grab yourself.
Chan Le Resort & Seafood (Phan Thai Norasing)
A restaurant right on the coast in the Phan Thai Norasing area, where you get both the seafood and a real sea breeze. The catch comes off local boats. A good fit if you want a true seaside setting rather than just a riverside one.
How to order well
The catch lands in the morning, so at most places the seafood is at its freshest from midday into the evening. When you order, always ask the price per kilo for shrimp, crab and shellfish first, because they're charged by weight and the rate moves with the season. If you come on a Saturday or Sunday, the popular riverside places get busy — calling ahead to book a table makes the day a lot easier.
Want to taste deeper? Try a Samut Sakhon food tour or cooking class
Half a day with a local who knows the lanes — or cooking a dish yourself — teaches you more than just eating. Book ahead on Klook or GetYourGuide.
Riverside Tha Chalom or in-town: which to pick
If you're after atmosphere, head down to the Tha Chin riverside on either the Mahachai or Tha Chalom side — you'll see the fishing boats coming and going, catch a cool breeze, and it's great for dinner around sunset. The catch is that the popular riverside places tend to get busy on weekends. In-town spots like Khun Tum or Im Thip are easy to reach, easy to park at, and the ingredients are just as fresh — a good call on days you don't feel like driving in deep. And if you genuinely want to eat right on the sea, you'll need to head out toward Phan Thai Norasing, which is a bit further but gets you a real sea view.
Riverside: Mahachai–Tha Chalom
Tha Chin River views, fishing boats, a cool breeze in the evening — great for dinner and photos. Tha Ruea Restaurant and Ruean Chai Nam are in this zone.
In town: Mahachai
Easy to reach, easy to park, fresh ingredients at good value — handy on a weekday or for a quick meal. Khun Tum and Im Thip are in this zone.
Phan Thai Norasing (on the sea)
A bit further out, but you sit right on the sea with a real breeze. Easy to combine with a visit to the Phan Thai Norasing shrine.
Fresh fish from the pier: buy it yourself at Talay Thai market
If you want pier-fresh seafood at pier prices, stop by Talay Thai market in Mahachai, one of the largest wholesale seafood markets in the country. The catch comes off the boats and into the market every day — everything from shrimp, sea crab, blue swimming crab, blood cockles and oysters to mackerel, grouper and squid — and it's cheaper than markets in Bangkok. Plenty of people pack it into a foam box and drive home to cook it, while some stalls in the market will cook it fresh for you to eat right there.
- Blood cockles — a local specialty, from small ones up to jumbo size. Blanch them just until done and dip in seafood sauce.
- Mae Klong–Mahachai mackerel — the short, bent-necked mackerel with rich, oily flesh. Take some home to fry or simmer in sour soup.
- Shrimp and sea crab — pick the ones still moving, and ask the price per kilo before they weigh it.
- Grouper, sea bass, squid — several sizes to choose from; ask the seller to scale and fillet them for you.
Keeping your haul fresh
If you're taking it back to Bangkok, bring a foam box and ice, and buy it as the very last thing before you leave so it doesn't sit in the car too long. Blood cockles and fresh shrimp are best eaten the same day.
Getting there from Bangkok
Mahachai is about 45 minutes to an hour from Bangkok depending on traffic. Drive south down Rama II Road, then turn off into Samut Sakhon town. If you're not driving, you can take the Wongwian Yai–Mahachai train to Mahachai station — a nicely local way to arrive — then catch a local ride to whichever restaurant you're after. The riverside places and Phan Thai Norasing are easier if you have your own car, though.
Plan a full day of eating around Samut Sakhon
See the Samut Sakhon guide →