Rainbow Trout vs Summer Flounder
Oncorhynchus mykiss compared with Paralichthys dentatus
Taxonomy & Classification
| Attribute | Rainbow Trout | Summer Flounder |
|---|---|---|
| Scientific Name | Oncorhynchus mykiss | Paralichthys dentatus |
| Order | Salmoniformes | Pleuronectiformes |
| Family | Salmonidae | Paralichthyidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribute | Rainbow Trout | Summer Flounder |
|---|---|---|
| Max Length | 120.0 cm | 94.0 cm |
| Max Weight | 25.4 kg | 12.0 kg |
| Color | Steel-blue to olive-green back with a vivid iridescent pink-to-crimson lateral stripe, flanks densely speckled with small black spots across body and fins. | Eyed side is brownish to gray-green with a mottled pattern of pale blotches; 12–14 distinct pale-edged dark ocelli (eyespots) scattered across the body; blind side is plain white; color changes with substrate. |
Habitat & Environment
| Attribute | Rainbow Trout | Summer Flounder |
|---|---|---|
| Water Type | Freshwater & Saltwater | Saltwater |
| Depth Range | 0-200m | 10-183m |
| Geographic Range | Native to cold rivers and coastal waters of western North America from Alaska to northern Mexico. Anadromous steelhead run migrate between Pacific coastal rivers and … | Western North Atlantic from Nova Scotia south to Florida and the northern Gulf of Mexico. Undertakes seasonal offshore migration to deeper Continental Shelf waters in … |
| Habitat | Native to cool, clear rivers and streams of western North America; introduced worldwide. Prefers cold, oxygen-rich water (10-18°C) over gravel and cobble at 0-500m elevation. … | Neritic, demersal, estuaries |
Fishing Information
| Attribute | Rainbow Trout | Summer Flounder |
|---|---|---|
| Game Fish | Yes | Yes |
| Fight Rating | 6/10 | 4/10 |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Rainbow Trout
Delicate, mildly sweet flesh ranging from white to pink; low to moderate fat. Excellent pan-fried with butter, baked, or smoked; a top-tier freshwater table fish.
Summer Flounder
Thin, delicate white fillets with a sweet, mild flavor and very low fat. Prized on the U.S. East Coast; superb pan-fried in butter, stuffed and baked, or prepared as ceviche.
Species Overview
Rainbow Trout
The rainbow trout is native to cold-water tributaries of the Pacific Ocean in Asia and North America. Widely introduced worldwide, it is prized by anglers for its acrobatic leaps and beautiful coloration.
Summer Flounder
The summer flounder, or fluke, is a flatfish that lies camouflaged on the ocean floor. Born with eyes on both sides, one eye migrates to the left side during development. An ambush predator, it explodes upward to grab passing prey.