Fast Aquatics changelog

May 7, 2026

Public JSON API + 100+ new content pages + instant homepage search

Machine-readable infrastructure

• Public JSON API at /api/v1/ - CC-BY 4.0, CORS-open, no rate limits. Endpoints: index, sections, q, glossary, diseases, calculators, search.
• RSS 2.0 + Atom 1.0 feeds - 200 most-recent pages.
• Lazy-loaded homepage instant search - 2,823-record index covering every leaf page on the site.
• llms.txt + robots.txt updated to declare all feed + JSON API URLs for AI crawler discovery.

New calculators (8 added, total 23)

• Tank volume calculator - rectangular, cylinder, cube, bowfront
• CO2 PPM from KH + pH for planted tanks
• Salinity converter - SG, ppt, conductivity
• Substrate calculator - sand, gravel, planted soil, reef sand
• Filter turnover GPH calculator
• Drip acclimation calculator
• QT timeline calculator - observation, copper, TTM, multi-med
• Evaporation + ATO calculator

New interactive tools (3 added, total 6)

• Water parameter checker - paste test results, get per-parameter health score
• Disease symptom matcher - tick symptoms, get top-5 ranked diseases
• Equipment budget builder - tank size + budget tier → curated list with prices

Reference content additions

• +44 evergreen Q&A entries (now 206 total)
• +28 glossary terms (now 103 total)
• +15 disease entries (now 45 total) - Camallanus, Neon Tetra Disease, Trichodina, Costia, Brooklynella, Uronema, KHV, Carp pox, Argulus, Bacterial gill disease, Glugea, Polyclad flatworms, HITH/HLLE, Saprolegnia, Dactylogyrus + Gyrodactylus flukes

May 2026

Massive expansion: 38 new SEO-anchor sections, ~555 pages

New tools + calculators

• 16 free aquarium calculators - tank stocking, water change, reef dosing, PAR estimator, electricity cost, heater wattage, salt mix, tank weight, fishless cycle, CO2 BPS, EI fertilizer, reef build budget, powerhead flow, cycle ETA, RODI membrane life
• Aquarium problem diagnoser - interactive symptom checker
• Fish recommendation quiz - 6 questions, personalized stocking
• Personalized maintenance schedule generator

New reference content

• 163 Q&A entries - price, lifespan, where to buy, reef safety
• 76-term glossary - PAR, dKH, RODI, ICP-MS, technical terms
• 30-page disease database - ich, velvet, columnaris, dinos, AEFW + treatment protocols
• 5 cycling troubleshooting deep-dives - "why isn't my tank cycling"
• 20 behavior troubleshooting articles - "why is my fish [behavior]"

New decision support

• 8 stocking blueprints - proven plans by tank size
• 10 stocking idea pages - themed setups (community, reef, cichlid)
• 11 tank-size buying guides - 5g nano to 220g show
• 8 step-by-step setup tutorials
• 5 cost-of-ownership analyses
• 3 decision guides - saltwater vs freshwater, planted vs FOWLR, indoor vs outdoor pond
• 10 "best beginner X" pick guides
• 12-month first-year roadmap

New comparison content

• 44 species comparison pages - side-by-side care guides
• 10 tankmate compatibility guides - "what fish go with X"
• 12 species-specific food buying guides
• 5 daily meal plan schedules
• 10 equipment comparisons - HOB vs canister, LED vs T5, sump vs AIO
• 5 brand-vs-brand comparisons - Eheim vs Fluval, Hikari vs Tetra, EcoTech vs AI

New crisis + safety content

• 5 quarantine method protocols - copper, TTM, hyposalinity, freshwater, coral QT
• 5 emergency response guides - vacation, power outage, leak, flood, hurricane
• 5 safety articles - electrical, child, pet, toxic species, hot equipment

New build + propagate content

• 5 species breeding guides - clownfish, betta, cherry shrimp, angelfish, guppies
• 5 live food culturing guides - brine shrimp, daphnia, copepods, vinegar eels, microworms
• 6 aquascaping style guides - Iwagumi, Dutch, Nature, Biotope, Jungle, Diorama
• 8 DIY project guides - sump, stand, drip acclimator, fish trap, auto-feeder, LED, CO2, overflow
• 4 seasonal pond care guides - spring, summer, fall, winter

New navigational + sourcing

• 51 state legality pages - 50 states + DC with restricted species + regulatory agencies
• 5 sourcing guides - live coral, live rock, rare fish, plants, cherry shrimp
• 10 "how big does X get" pages - clownfish, oscar, goldfish, betta, discus + more
• 10 top-10 listicles - best beginner fish/coral/plants/CUC + more
• 10 myth-busting articles - goldfish bowls, betta cups, fish memory, with ClaimReview schema
• 5 common-mistake articles
• 5 accessory buyer guides
• Original research piece - 18,427 shipments analyzed (CC-BY 4.0 dataset)

Existing pages enriched

• 77 genus pages with deep content + FAQPage schema
• 477 city directory pages with Place + FAQPage schema
• 33 brand pages with Brand + FAQPage schema
• 1,560 species/plant pages with disease/calc/glossary cross-link blocks
• ~2,400 leaf pages with TL;DR + byline + sources + HowTo + LearningResource + ClaimReview + Speakable + Twitter Cards + Person/Organization Author

Technical SEO infrastructure

• Daily GSC + GA4 ingestion pipeline deployed (dormant pending GCP credentials)
• IndexNow integration: all 11,970 URLs submitted to Bing/Yandex/Seznam/Naver
• Homepage resource library surfaces all 38 sections in 5 themed categories
• llms.txt + robots.txt + sitemap.xml refreshed
• 20 distinct Schema.org types active site-wide for max rich-result eligibility

April 2026

Foundation: 1,471 species pages + marketplace launch

The species + cultivar library, marketplace foundation, multi-vendor sourcing system, Living Guarantee program, and core SEO infrastructure.

• 1,471 species care guides covering all major aquarium hobby categories
• 200+ cultivar pages for named-line designer coral + fancy goldfish/koi
• Multi-vendor marketplace with carrier-tracked Buyer Protection
• Wholesale B2B sourcing channel for vendors
• 4-hour DOA window + Living Guarantee tiered coverage

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