Shrimp

The Chinese Fishermen Who Built America’s First Global Seafood Trade

Long before shrimp cocktail became a banquet-hall cliché, Chinese immigrants on the Louisiana coast turned a local catch into the United States’ first seafood export business. By 1869, a former rice grower named Lee Yat had built the earliest known shrimp-drying platform at Bayou Defond, and over the following decades Chinese fishermen constructed more than 100 of these platforms across Barataria Bay — enormous wooden decks, some two to three football fields in size, raised on stilts above the marsh. Boiled in salt brine and spread out to dry for three days, the shrimp were then de-shelled by workers performing what became known as the “shrimp dance,” a shuffling circular tread across the dried catch. The largest of these settlements, Manila Village, grew into a genuinely multiethnic fishing community of Chinese, Filipino, Japanese, Italian, Croatian, Isleño, Creole, Cajun, and Native American residents.

The market these platforms served was almost entirely Asian: dried Louisiana shrimp shipped out of New Orleans to the Chinatowns of San Francisco and New York and on to Hong Kong and Shanghai, with freighters making the run to China nearly monthly through the 1930s. Demand only grew after California banned dried-shrimp exports in 1905, funneling more of the trade through Louisiana. It took two geopolitical shocks a world away to end it: Japan’s 1937 invasion of China and the 1949 Communist revolution both severed the mainland Chinese market, and Hurricane Betsy finished off the surviving platforms in 1965. By the 1970s, indoor mechanical drying had replaced the platforms entirely, and Vietnamese refugees who settled along the Gulf Coast in the years after the Vietnam War became the region’s dominant shrimping community — a second wave of immigrant labor built on a trade the first had invented.

The modern industry’s second transformation was industrial, not cultural: the shift from wild-caught to farmed. Commercial shrimp aquaculture, pioneered in Japan in the mid-20th century, scaled up rapidly worldwide through the 1970s and 80s — and brought with it a disease risk wild fisheries never faced. White spot syndrome virus, first identified in cultured shrimp in China’s Fujian province in June 1992, swept through farms across Asia and beyond with a mortality rate that can hit 100% within three to ten days of infection. China’s shrimp production fell more than 70% in the aftermath, a three-year production loss estimated at over $2 billion, and the virus has since caused billions more in global losses — a standing reminder that farmed shrimp now carries a biological risk that wild-caught fisheries simply didn’t.

In the Professional Kitchen

Shrimp reaches professional kitchens almost entirely by count-per-pound grade rather than by weight alone — a system precise enough that “16/20” or “U/15” tells a chef exactly what’s in the case before it’s opened. The count refers to head-off, shell-on shrimp; peeled and deveined product will show a higher count for the same size class since the shell and head weight is gone. Colossal (U/15, meaning fewer than 15 per pound) and jumbo (16/20) hold up to direct high heat and are the standard choice for grilling and searing; jumbo and extra-large (21/25, 26/30) are the default for shrimp cocktail and scampi; smaller counts (41/50 and below) go into pasta, gumbo, fried rice, and dishes where the shrimp is one component among many rather than the centerpiece.

Shrimp defines dishes across nearly every major cuisine: Gulf and Louisiana gumbo and étouffée, Spanish gambas al ajillo, Thai tom yum goong, Japanese tempura and ebi sushi/nigiri, Indian and Southeast Asian curries, and shrimp cocktail as a fixture of Western banquet and catering menus. Handling requirements differ sharply by application. Raw shrimp destined for sushi or crudo needs to be sold and handled as sushi-grade — meaning it has been blast-frozen to temperatures that kill parasites, per FDA and equivalent guidance — and traceable to a specific harvest lot; standard cooking-grade shrimp carries no such guarantee and should never be substituted raw. Deveining (removing the digestive tract) is a presentation and food-safety step for larger shrimp in particular, and shell-on preparations rely on the shell itself for flavor in stocks and bisques — a detail that means “waste” trim from peeling is actually a stock ingredient, not a byproduct to discard.

Varieties & Forms

The single most important commercial split in shrimp today is farmed versus wild, and within farmed, species matters. Pacific white shrimp (Penaeus vannamei, “whiteleg” or “vannamei”) accounts for roughly 80% of global farmed production because it grows fast, tolerates dense stocking, and resists disease better than alternatives — it’s the default commodity shrimp in most foodservice supply chains. Black tiger shrimp (Penaeus monodon) is larger, has a firmer bite and more pronounced flavor, and commands a premium; after losing share to vannamei for years it has been regaining ground in Vietnam and China, with Asian production projected to approach 700,000 tonnes. Wild-caught warm-water shrimp (Gulf brown, white, and pink shrimp species) deliver a firmer, milder product prized in Gulf Coast and Southern US cooking. Cold-water shrimp (Pandalus borealis, “Northern” or “pink” shrimp, fished off Canada, Greenland, Norway, and Maine) are much smaller — typically 5–10 cm — but their slow, cold-water growth concentrates a sweetness that warm-water shrimp doesn’t match; they’re the standard for Scandinavian open-face sandwiches and delicate cold preparations rather than grilling or frying.

On commercial forms: frozen (block-frozen or IQF — individually quick-frozen) is the professional-kitchen default for both farmed and wild shrimp, since shrimp degrades quickly after harvest and freezing at sea or immediately post-harvest locks in quality far better than “fresh” shrimp that has actually been thawed from frozen at the retail counter — a distinction worth knowing when a supplier markets “fresh” shrimp. IQF is the right call wherever a kitchen needs to pull exact portions without thawing a whole block. Fresh (never-frozen) shrimp exists mainly near Gulf and coastal ports with short supply chains and should be used within a day or two. Cooked, peeled, and ready-to-eat frozen shrimp is common in high-volume banquet and cocktail applications where labor cost matters more than the flavor edge of cooking from raw. Dried shrimp — the original Louisiana export product — remains a staple flavor base in Southeast Asian and Cajun/Creole cooking, used more as a concentrated umami seasoning than as a standalone protein.

Why It Matters for Your Food Cost

Shrimp is one of the more volatile proteins a kitchen buys, and the volatility runs in both directions depending on where global supply sits. 2023 was the industry’s worst year in over a decade: massive farmed-production expansion in Ecuador — Ecuadorian exports to the US grew roughly 150% in four years — combined with cooling demand in China and the West to create a global glut. Farm-gate prices bottomed out at decade lows by mid-2023: Vietnamese farmers received around $3.83/kg, Indian farmers $2.88/kg, Indonesian farmers $3.62/kg, and Ecuadorian farmers just $2.20/kg, with some wholesale prices falling as much as 40% from prior levels. That kind of swing means the shrimp line on a menu costed eighteen months ago may bear little resemblance to what a kitchen is actually paying today, in either direction.

Supply concentration compounds the risk: five countries — Ecuador, China, India, Vietnam, and Indonesia — account for roughly 74% of global shrimp production, so a disease outbreak, currency shift, or trade policy change in any one of them moves the global price. Add to that a persistent quality risk specific to farmed shrimp from parts of Asia: banned antibiotic residues and labor-practice concerns have drawn scrutiny from importers and NGOs, and periodic import refusals tied to residue testing are a real compliance exposure for any kitchen buying on price alone without supplier traceability. Substitution options exist but carry real tradeoffs — langoustine and scampi cost significantly more for a sweeter, more delicate result; crawfish tails deliver a similar texture at a lower price point but a distinctly different, more mineral flavor; and firm white fish cubes can stand in for shrimp in some stews and curries but lose the specific snap and sweetness shrimp brings.

Allergen labeling matters here in a way it doesn’t for finfish: under the EU’s 14 mandatory allergens (Regulation 1169/2011), crustaceans and fish are two separate declared categories, so a dish built on shrimp stock or shrimp paste needs the crustacean declaration even where no whole shrimp is visible on the plate — a common oversight in bisques, curries, and Southeast Asian sauces built on shrimp paste or dried shrimp. On storage, frozen shrimp holds well for months at proper freezer temperature, but thawed shrimp is highly perishable and should be used within 1–2 days; any sulfite-based “black spot” prevention treatment (common in some processed shrimp) also falls under the EU sulphites allergen declaration and is worth checking on supplier specs.

How CalcMenu Helps

• Recipe costing pulls live supplier prices so a shrimp-based dish’s margin reflects this week’s Ecuador/Asia farm-gate swing rather than a cost set months earlier.
• Substitution costing models langoustine, crawfish, or white-fish alternatives against standard shrimp on both cost per portion and flavor fit, before a supply squeeze forces the call on the fly.
• Allergen tracking flags the crustacean declaration on dishes using shrimp stock, paste, or dried shrimp as a background ingredient, not just whole shrimp on the plate — including the separate sulphite flag where relevant.
• Multi-site price consistency surfaces when one location is paying materially more than another for the same size grade and origin, useful leverage in a market this concentrated among a handful of supplier countries.

Sources

• Shrimp Drying in Louisiana — 64 Parishes
• Manila Village — Researching Chinese American History in New Orleans
• The Texas Shrimping Industry: A Historical and Economic Overview — Texas State Historical Association
• White spot syndrome — Wikipedia
• Viral disease emergence in shrimp aquaculture: origins, impact and the effectiveness of health management strategies — PMC
• Annual farmed shrimp production survey: A slight decrease in production reduction in 2023 with hopes for renewed growth in 2024 — Global Seafood Alliance / Responsible Seafood Advocate
• The return of the black tiger — The Fish Site
• INTERVIEW: Global shrimp market faces significant shift in H1 amid oversupply, declining prices — S&P Global Commodity Insights
• W4 Shrimp Update: Global Challenges of Oversupply, Low Prices, and China’s Shifting Demand in 2024 — Tridge
• U.S. Role in Shrimp Oversupply Crisis is an America Last Agenda — Southern Shrimp Alliance
• Everything You Need to Know About Shrimp Counts and Sizes — Wild American Shrimp / American Shrimp Processors Association
• The Real Difference Between Cold & Warm Water Shrimp — Flavor365
• Coldwater shrimp (Pandalus borealis) — Seafood from the Faroe Islands
• List of the 14 most common food allergens — EUFIC
• EU 1169/2011 Guide: Allergen Labelling requirements — Menutech