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Field PIT tagging · ISO 11784/11785

A Complete PIT-Tagging Kit for Fish and Wildlife

FDX-B ISO tags, a 10-shot multi-injector, refillable cartridges, and a handheld reader. Everything you need to tag, scan, and log in the field.

  • FDX-B ISO
  • 10-shot injector
  • Portable reader
The PIT-tagging kit in its hard case — a portable reader, packaged FDX-B tags, and injector components.

One System for Tag-and-Recapture

The kit puts four essential field work tools together in one hard case: FDX-B ISO-compliant tags, a 10-shot multi-injector fed from a refillable cartridge, an empty cartridge for reloading, and a portable reader for scanning recaptures.

  • Built for the field — boat decks, hatchery raceways, stream-side sampling stations.
  • Ten in sequence — the multi-injector lets one person tag ten animals without reloading between shots.
  • The day doesn't stop at ten — one box of 10 cartridges allows you to tag up to 100 animals with minimal reload time.
  • Tag compatibility — the UMTI-10 uses 2.1 x 12 mm tags. The smaller 1.4 x 8.5 mm tags require a separate compatible single-tag injector.
How it works

Four steps from kit to first recapture read.

  1. Confirm the tag size

    The kit's UMTI-10 uses 2.1 x 12 mm FDX-B PIT tags. If your study requires 1.4 x 8.5 mm tags, use a separate single-tag injector designed for that size.

  2. Load the multi-injector

    Slot a UMTI-CAR cartridge into the UMTI-10 multi-injector. Each cartridge holds ten preloaded tags.

  3. Tag in the field

    Implant subcutaneously or intraperitoneally per your protocol. The pistol-grip injector advances a fresh tag with each shot. Reload from spare cartridges between sites or when the cartridge is spent.

  4. Scan and log

    Use the handheld URH-2 reader to scan recaptures. The reader stores reads locally and exports to your study record — no app, no signal required at the site.

Common questions

  • Which tag size should I order with the kit?

    Pick the tag size by the species and life stage you'll be tagging. The 1.4 x 8.5 mm tag fits juvenile salmonids and small-bodied species. The 2.1 x 12 mm tag is the standard for larger animals and gives a longer read range. If you're tagging across multiple age classes, order both.

  • How many tags can I tag before reloading the injector?

    Ten per cartridge. The UMTI-10 multi-injector advances a fresh tag with each shot and holds one cartridge at a time.

  • Can I run the kit alongside the agency's existing PIT array or detection system?

    Yes. UID PIT tags are ISO 11784/11785 compliant. Animals tagged with this kit will read on PTAGIS-compatible arrays, agency antenna arrays, and other standards-based detection system. The 2.1 x 12 mm tag is the better choice when you expect the animals to be detected on third-party infrastructure — its read range carries farther through water.

  • What about retention and welfare considerations?

    Tag retention depends on species, life stage, implant site, and injector technique — not on the kit configuration. Published retention rates for FDX-B PIT tags in salmonids exceed 95% beyond 60 days when implanted intraperitoneally by trained personnel. If you'd like protocol guidance for a specific species or life stage before you commit to a tag size, give us a call.

Looking to integrate RFID into your study?

Give us a call. We can help you choose the right products for your work.