Our next colonies are growing out now. Join the waitlist for early access10% off first order
Home / Guides / Breeding & Genetics
Infobase hub

Breeding & Genetics

From your first berried female to a colony that doubles every couple of months — plus grading, genetics and selective breeding.

Breeding & Genetics

How to Breed Cherry Shrimp: The Complete UK Guide

How to breed cherry shrimp, from a UK breeder's racks: parameters, sexing, the berried female, shrimplet survival and growing a colony that lasts for years.

Breeding & Genetics

Neocaridina Grades Explained (With Charts)

Neocaridina grades explained by a UK breeder: the red ladder from Cull to Painted Fire Red, plus blue, yellow, green and dark lines, with charts and prices.

Breeding & Genetics

Can You Mix Neocaridina Colours?

Can you mix cherry shrimp colours? Yes, they live together fine — but they interbreed and revert to wild-type brown within a couple of generations.

Breeding & Genetics

Breeding Shrimp for Profit in the UK

An honest look at breeding shrimp for profit in the UK: the real maths on prices and colony growth, the costs nobody mentions, and why it's a side income.

Breeding & Genetics

Why Won't My Shrimp Breed? 9 Causes

Why won't my cherry shrimp breed? A UK breeder covers the 9 causes — sex ratio, age, temperature, stability, GH and diet — with a clear fix for each.

Breeding & Genetics

Crossbreeding & Wild-Type Reversion

Can cherry shrimp crossbreed? Neocaridina colour lines interbreed and revert to wild-type brown; Neocaridina and Caridina can't cross at all. Here's why.

Breeding & Genetics

Cherry Shrimp Eggs: Colours, Timeline & What Can Go Wrong

What berried cherry shrimp eggs look like, how egg colour changes over the 14-21 day carry, when they hatch, and what causes dropped or failed clutches.

Breeding & Genetics

Berried Female Care: Protecting the Brood

Berried cherry shrimp care done right: why stability is the whole plan, which berried behaviours are normal, and the one time it pays to move her before hatch.

Breeding & Genetics

Raising Shrimplets: From 5% to 80% Survival

How to take shrimplet survival from a handful per brood to most of them: sponge filters, mature biofilm, moss cover, stability and the right first foods.

Breeding & Genetics

Sexing Cherry Shrimp: Male vs Female (Photo Guide)

Male vs female cherry shrimp made simple: the four tells — size, colour depth, belly curve and the saddle — and why juveniles are near-impossible to sex.

Breeding & Genetics

How Fast Do Cherry Shrimp Breed? Colony Growth Maths

How fast cherry shrimp breed, worked through with a modelled 12-month table from 10 starters, honest survival assumptions, and why a real tank levels off.

Breeding & Genetics

Selective Breeding for Colour: Line-Breeding Basics

Selective breeding for cherry shrimp colour, from a UK breeder: pick your best 10–20%, remove the rest, keep the line pure, and how many generations it takes.

Breeding & Genetics

Culling Explained: What, Why & Humane Options

Culling cherry shrimp means removing them from the breeding line, not killing them. What culling is, why breeders do it, and the humane options for the shrimp.

Breeding & Genetics

Neocaridina Genetics & the Colour Family Tree

Neocaridina genetics made clear: one species, a wild-type ancestor, and a colour family tree from red and chocolate to blue, yellow, green and rili lines.

The whole guide is here

14 guides in this hub, and counting

This is the full breeding & genetics shelf. Live shrimp return soon — join the waitlist and we'll email you the moment the colony's back.