Greenseas vs Sirena:Which is more popular?
In September 2026, Sirena had more branded searches than Greenseas among canned tuna brands in New Zealand. Sirena had about 1,170 branded searches, while Greenseas had 0. Sirena made up 28.7% of all canned tuna brand searches we track, and Greenseas accounted for 0%. When we asked ChatGPT and Google AI Overviews about canned tuna brands, Greenseas and Sirena each appeared in one of the five answers. Greenseas and Sirena were each mentioned first in one of the two answers that named either.
Who do people search for more?
Sirena, the only one of the two with measured searches
Who does AI mention more?
Both were mentioned in 1 of 5 answers.
Who does AI recommend more?
Each is named first in 1 of 2 answers.
Follow Greenseas vs Sirena and get free monthly updates on what changed
By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy
Top canned tuna brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Greenseas was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Sirena was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Greenseas and Sirena were each listed first in one of the two answers that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Sealord3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Pams3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
John West3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Sirena1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Sole Mare1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Greenseas1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Brunswick0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about canned tuna brands
5 answers
Asked ChatGPT
“Which canned tuna brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best canned tuna brands in New Zealand?”
Asked ChatGPT
“What's the best canned tuna brand in New Zealand for everyday meals?”
Searched Google, AI Overview
“best canned tuna”
Searched Google, AI Overview
“healthy tuna brands”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 20, 2026.
Is Greenseas or Sirena more popular in search?
This chart shows how often people search Google for Greenseas and Sirena by name. Each line represents a brand's share of searches for all seven canned tuna brands we track, month by month, from searches in New Zealand.
Share of searches by month for Sirena, Greenseas. The figures are in the table below the chart.
View monthly share of searches table
| Month | Sealord | Sirena | Pams | John West | Brunswick | Sole Mare | Greenseas |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 45.3% | 5.7% | 39.9% | 9.1% | 0% | 0% | 0% |
| Nov 2025 | 47.4% | 7.3% | 39.1% | 5.1% | 0.36% | 0.36% | 0.36% |
| Dec 2025 | 42% | 7.6% | 44.1% | 5.9% | 0% | 0.42% | 0% |
| Jan 2026 | 46.1% | 11.3% | 38.7% | 3.9% | 0% | 0% | 0% |
| Feb 2026 | 46.9% | 9% | 37.5% | 6.1% | 0% | 0.36% | 0% |
| Mar 2026 | 45.8% | 8% | 39.8% | 6% | 0% | 0.29% | 0% |
| Apr 2026 | 54.4% | 7.4% | 30.1% | 7.4% | 0.29% | 0.29% | 0% |
| May 2026 | 65.2% | 5.2% | 23.6% | 5.8% | 0% | 0.22% | 0% |
| Jun 2026 | 59% | 7.4% | 25.3% | 7.9% | 0.25% | 0.25% | 0% |
| Jul 2026 | 64% | 7.5% | 24.3% | 3.7% | 0.27% | 0.27% | 0% |
| Aug 2026 | 50.7% | 7.5% | 37.1% | 4.5% | 0% | 0.27% | 0% |
| Sep 2026 | 39.3% | 28.7% | 26.3% | 5.2% | 0.25% | 0.25% | 0% |
How has the Greenseas and Sirena comparison changed over the last 12 months?
3 findings
- Sirena was ahead of Greenseas in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Greenseas’ share of searches among canned tuna brands in New Zealand held steady at 0%, and its estimated monthly branded searches held steady at 0.
- Across the 12 months ending September 2026, Sirena’s share of searches among canned tuna brands in New Zealand moved from 5.7% to 28.7%, and its estimated monthly branded searches moved from 200 to 1.2K.
How did search popularity change for New Zealand canned tuna brands in September 2026?
1 change
In September 2026, Sirena overtook Pams to rank 2nd among canned tuna brands in New Zealand, with 28.7% of the searches.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Greenseas’ and Sirena’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Other head-to-heads among canned tuna brands
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.